CPM Homework Help : INT2 Problem 10-85

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10-85.

Solve the equations and inequalities below, if possible. Check your solutions.

$(4x - 2)^2 ≤ 100$

$(x - 1)^2 = 9$
Answer (b):
$x = 4$ or $−2$

$x^2 + x - 20 < 0$
Answer (c):
$-5 < x < 4$

$2x^2 - 6x = -5$

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