Variable, Expressions and Equations

Find the value of x in the equation 3x = 15.

• 3

• 10

• 7

• 5

Find the value of y in the equation 4y = 32.

• 64

• 8

• 4

• 16

z - 7 = 2

z=

18 / t = 3

t =

2c = 18

c =

Which words match the equation 9 - u = 5

• A number divided by five is nine

• Nine plus a number is 5

• Nine minus a number is 5

• A number minus 9 is 5

Which words match the equation 8u = 48?

• Eight divided by a number is forty-eight

• Eight plus a number is forty-eight

• Eight minus a number is forty-eight

• Eight times a number is forty-eight

Which words match the equation 35 / u =5?

• Thirty-five divided by a number is five

• A number divided by thirty-five is five

• Thirty-five times a number is five

• A number times thirty-five is five

Which words match the equation u + 6 = 18?

• A number times six is eighteen

• A number divided by six is eighteen

• A number plus six is eighteen

• Six divided by a number is eighteen

Georgia has some paint tubes in her painting studio. She has 7 more paint tubes at home. She has 20 tubes in all. Choose the equation that shows the number of paint tubes Georgia has in her studio.

• 20p = 7

• 20 + p = 7

• 7p = 20

• p + 7 = 20