Algebraic Expressions

An algebraic expression consists of:

• variables

• numbers

• operations

• none of the above

Write the algebraic expression of:

The sum of 13 and K

• 13 - K

• 13K

• 13 ÷ K

• 13 + K

9 less than F

• F - 9

• 9 - F

Evaluate 2Y + 12, if Y = 7

• 39

• 26

• 37

• 27

Triple of Z increased by 7

• 2Z - 7

• 3Z + 7

• 2Z+ 7

• 3Z - 7

Calculate 51 + C, when C= 211

• 51

• 211

• 262

• 261

Sara is12 years old now.

Write an expression to show Sara's age after x years from now.

• 12 - X

• 12 + X

• 12 X

• 12 ÷ X

5 less than double of R

• 5 - R

• 2R - 5

• 5 - 2R

• R - 5

Calculate: 2(Z + 55), if Z=10

• 65

• 150

• 265

• 130

Evaluate F ÷ C when F=25 and C=5

• 5

• 25

• 15

• 10