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OpenStudy (anonymous):
Karla is given the equation 10x + 15 = 20 to solve. She says the solution is 1 2 . Which reason justifies her solution?
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OpenStudy (anonymous):
does it say 12 or 1/2
OpenStudy (anonymous):
it should b 1/2
OpenStudy (anonymous):
yeah, if it is 1/2 than 10x +15 = 20 -15 -15 10x = 5 ÷10 ÷10 x = 1/2
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