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OpenStudy (anonymous):
61. Solve the equation 2a = 3a + 4c for a A. a = -4c B. a = 3 + 4c C. a = 4c – 5
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OpenStudy (jagatuba):
Start by subtracting 3a from both sides.
OpenStudy (anonymous):
how?
OpenStudy (jagatuba):
2a=3a+4c -3a -3a -a = 4c Does that make sense?
OpenStudy (anonymous):
sort of
OpenStudy (jagatuba):
2a-3a=-a and (3a-3a)+4c = (0)+4c or just 4c
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OpenStudy (jagatuba):
so now you have -a=4c so you want to multiply each side by -1 ro change the sign of a.
OpenStudy (anonymous):
-4c
OpenStudy (anonymous):
thanks for the help :D
OpenStudy (jagatuba):
correct
OpenStudy (jagatuba):
your welcome
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