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OpenStudy (anonymous):
1. Solve the equation for x: x + 21 = 63 A. -84 B. 84 C. -42 D. 42
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OpenStudy (texaschic101):
try subtracting 21 from both sides and what do you get ?
OpenStudy (anonymous):
X=63-21
OpenStudy (texaschic101):
she already posted another question just like this
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