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OpenStudy (anonymous):
Solve r+-9=4 for r. (r plus negative nine equals four) A. -13 B. -5 C. 5 D. 13 Need help!! :/
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OpenStudy (texaschic101):
r + (-9) = 4 --- distriubte the + through the parenthesis r - 9 = 4 --- add 9 to both sides r = 4 + 9 r = 13
OpenStudy (anonymous):
Thanks!!
OpenStudy (texaschic101):
anytime :)
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