expressions practice test

3x - 7 + 2x

• 5x - 7

• 5x

• 5x + 7

• 7x

Simplify the following expression:
2n -5 +3n -2=

• 5n-7

• 5n-3

• n

• 5n -3

Click on the name of the red part of the algebraic expression:

4x -12

• constant

• variable

• coefficient

• exponent

Click on the name of the red part of the algebraic expression:

4 - 5x +9

• variable

• constant

• base

• coefficient

How many terms are in the expression below:
2y - 5 + 3z + 7 - 4y

• four

• seven

• five

• six

Simplify:

3(5x + 2) + 6x

• 21x + 6

• 15x + 6

• 21x + 2

• 15x + 12

Simplify:

-(4x - 6)

• -4x -6

• 4x - 2

• -4x + 6

• 4x - 6

Simplify:

5(y + 2)

• 5y + 10

• 5y - 10

• 5y + 2

• 5y - 2

What word phrase can you use to represent "5x + 2"? (more than one answer is correct)

• 5 times a number plus 2

• 2 more than the product of 5 and a number

• a number times the sum of 5 and 2

• the sum of 5 times a number and 2

Translate this phrase into an algebraic expression.

2 times the difference of a number and 11

Use the variable t to represent the unknown number.

• 2t - 11

• 2(t - 11)

• 2(t / 11)

• 2 x t - 11