CPM Homework Help : AC Problem 7-28

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Home > AC > Chapter 7 > Lesson 7.1.3 > Problem 7-28

7-28.

For each equation below, solve for $x$ and check your answer.

Hint:

For more help solving equations, see problem 6-107.

$10\left(2x-1\right)=100$
Answer (a):
$5.5$

$\frac{1}{3}x-6=8$
Answer (b):
$42$

$(x−2)(x+1)=x^2+4x$

$9x-21+9=2(5-x)$

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