equations
TRANSCRIPT
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Algebra - Equations
Ten quick questions
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b: x = 5
d: x = 150
a: x = 25
c: x = 6
Solve the equation:
5x = 30
1
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b: y = 13
d: y = 30
a: y = 7
c: y = 3
Solve the equation:
y + 3 = 10
2
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b: 10
d: 4
a: 40
c: 9
Sarah thinks of a number.
She multiplies the number by three.
She then adds 7
Her answer is 19.
What number did Sarah first think of?
3
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b: x = 3
d: x = 12
a: x = 1.5
c: x = 4.5
Solve the equation:
4x – 3 = 9
4
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b: x = 5
d: x = 3
a: x = 9
c: x = 4
Solve the equation:
x + 2x = 12
5
![Page 7: Equations](https://reader036.vdocuments.us/reader036/viewer/2022070319/558499d1d8b42a33688b4a1c/html5/thumbnails/7.jpg)
b: x = - 1.5
d: x = - 2
a: x = 1.5
c: x = 2
Solve the equation:
4x – 1 = 7
6
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b: x = 5.5
d: x = 2.5
a: x = 11
c: x = 5
Solve the equation:
2x + 3 = 8
7
![Page 9: Equations](https://reader036.vdocuments.us/reader036/viewer/2022070319/558499d1d8b42a33688b4a1c/html5/thumbnails/9.jpg)
b: p = 4
d: p = 0.5
a: p = 5
c: p = 3
Solve the equation:
7p + 2 = 5p + 8
8
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b: y = 1
d: y = 8.5
a: y = 0.5
c: y = 3
Solve the equation:
5(2y + 3) = 20
9
![Page 11: Equations](https://reader036.vdocuments.us/reader036/viewer/2022070319/558499d1d8b42a33688b4a1c/html5/thumbnails/11.jpg)
b: 7
d: 3
a: 9
c: 5
10Cinema Ticket
Prices
Adult £4
Child £3
Hina spends £47 on cinema tickets.
She buys 8 adult tickets.
How many child tickets does she buy?
![Page 12: Equations](https://reader036.vdocuments.us/reader036/viewer/2022070319/558499d1d8b42a33688b4a1c/html5/thumbnails/12.jpg)
Answers
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b: x = 5
d: x = 150
a: x = 25
c: x = 6
Solve the equation:
5x = 30
1
![Page 14: Equations](https://reader036.vdocuments.us/reader036/viewer/2022070319/558499d1d8b42a33688b4a1c/html5/thumbnails/14.jpg)
b: y = 13
d: y = 30
a: y = 7
c: y = 3
Solve the equation:
y + 3 = 10
2
![Page 15: Equations](https://reader036.vdocuments.us/reader036/viewer/2022070319/558499d1d8b42a33688b4a1c/html5/thumbnails/15.jpg)
b: 10
d: 4
a: 40
c: 9
Sarah thinks of a number.
She multiplies the number by three.
She then adds 7
Her answer is 19.
What number did Sarah first think of?
3
![Page 16: Equations](https://reader036.vdocuments.us/reader036/viewer/2022070319/558499d1d8b42a33688b4a1c/html5/thumbnails/16.jpg)
b: x = 3
d: x = 12
a: x = 1.5
c: x = 4.5
Solve the equation:
4x – 3 = 9
4
![Page 17: Equations](https://reader036.vdocuments.us/reader036/viewer/2022070319/558499d1d8b42a33688b4a1c/html5/thumbnails/17.jpg)
b: x = 5
d: x = 3
a: x = 9
c: x = 4
Solve the equation:
x + 2x = 12
5
![Page 18: Equations](https://reader036.vdocuments.us/reader036/viewer/2022070319/558499d1d8b42a33688b4a1c/html5/thumbnails/18.jpg)
b: x = - 1.5
d: x = - 2
a: x = 1.5
c: x = 2
Solve the equation:
4x – 1 = 7
6
![Page 19: Equations](https://reader036.vdocuments.us/reader036/viewer/2022070319/558499d1d8b42a33688b4a1c/html5/thumbnails/19.jpg)
b: x = 5.5
d: x = 2.5
a: x = 11
c: x = 5
Solve the equation:
2x + 3 = 8
7
![Page 20: Equations](https://reader036.vdocuments.us/reader036/viewer/2022070319/558499d1d8b42a33688b4a1c/html5/thumbnails/20.jpg)
b: p = 4
d: p = 0.5
a: p = 5
c: p = 3
Solve the equation:
7p + 2 = 5p + 8
8
![Page 21: Equations](https://reader036.vdocuments.us/reader036/viewer/2022070319/558499d1d8b42a33688b4a1c/html5/thumbnails/21.jpg)
b: y = 1
d: y = 8.5
a: y = 0.5
c: y = 3
Solve the equation:
5(2y + 3) = 20
9
![Page 22: Equations](https://reader036.vdocuments.us/reader036/viewer/2022070319/558499d1d8b42a33688b4a1c/html5/thumbnails/22.jpg)
b: 7
d: 3
a: 9
c: 5
10Cinema Ticket
Prices
Adult £4
Child £3
Hina spends £47 on cinema tickets.
She buys 8 adult tickets.
How many child tickets does she buy?