TCAP Success Grade 8 MATH Chapter 4

1pt

2.

7a + 2a = 9

a=

1pt

5.

$\frac{5\left(n+4\right)}{3}=n-8$

n=

1pt

8.

3(x – 4) = x(5 + 1)

x =

1pt

12.

3(4x – 1) = 7x + 2

1pt

13.

5x + 8 = 5x – 8