Math 7: Chapter 5 Review (Algebraic Expressions)

Use the Distributive Property to write each expression as an equivalent expression. Then simplify it.

–9(7 + 4)

• -9(7)+9(4); -27

• -9(7)-9(4); -99

• 9(7)-7(4); 35

Tags

CCSS.6.EE.A.3

Use the Distributive Property to write each expression as an equivalent expression. Then simplify it.

 $\frac{1}{4}(x+12)$  

• 1/4(x) + 1/4(12);  1/4x+3

• 1/4(12x);  3x

• 1/4(x) - 1/4(12);  1/4x-3

Tags

CCSS.6.EE.A.3

Use the Distributive Property to write each expression as an equivalent expression. Then simplify it.

(7+z)(-10)

• 7(-10)+z(-10); -10z-70

• 7(-10)-z(-10); 10z+70

• 7(-10)+10(z); -17-10z

Tags

CCSS.6.EE.A.3

Simplify the expression below.

17x + 2y – 9x + 25

• 10x+25

• 26x+2y+25

• 8x+2y+25

Tags

CCSS.7.EE.A.1

Simplify each expression. Don’t forget to be careful with your signs!!!

19g–7(5 – g)

• 19g-35

• 26g-35

• 60g-19

Tags

CCSS.6.EE.A.3

Simplify each expression. Don’t forget to be careful with your signs!!!

–100 – 27w + 54 –16w

• -43w-46

• 46-11w

• 43w+154

Tags

CCSS.7.EE.A.1

Add the following linear expressions, be sure to write the expression in simplest form.

(17x – 17) + (–27x + 22)

• 44x+39

• -10x+39

• -10x+5

Tags

CCSS.HSA.APR.A.1

Add the following linear expressions, be sure to write the expression in simplest form.

(26x + 90) + (–25x – 67)

• 41x+157

• x+157

• x+23

Tags

CCSS.HSA.APR.A.1

The side lengths of a triangle are given by the expressions 13x + 39, 15x –25, and 14x + 14. Write the simplified expression to represent the perimeter of the triangle.

• 42x+28

• 42x+91

• 133x

Tags

CCSS.7.EE.A.1

Subtract the following linear expressions, be sure to write the expression in simplest form.

(–7x + 9) – (–5x – 15)

• -12x-6

• -2x+24

• -12x+24

Tags

CCSS.HSA.APR.A.1