Algebra

Value of Expression when z=8

Expression 12+z=........?

Value of Expression when Z=8

Expression 3Z-14 =........?

An ______ is a combination of constants, variables and at least one operation.

• equation

• expression

A ________ takes on different values, its value is not fixed.

• constants

• variable

• operation

5 added to y

• 5 + y

• 5 - y

• y - 5

• y + 5

7 subtracted from t

• t - (-7)

• 7 - t

• t - 7

a multiplied by 10

• 10a

• a + 10

• 10 - a

q multiplied by -5

• 5q

• -5q

3 subtracted from - b

• 3 - b

• -b - 3

• b - (-3)

Pulkit has x marbles. Ronit has 10 more marbles than Pulkit. How many marbles does Ronit has now?

• x + 10

• 10x

• 10 - x