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OpenStudy (anonymous):
Which value of x makes the following equation true? 3(x - 5) - 14 = 2(x - 7) + 3 A. 18 B. 25 C. 13 D. 11
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OpenStudy (math&ing001):
You know how to solve for x ?
OpenStudy (math&ing001):
@PurplePanda312
OpenStudy (anonymous):
Sorta
OpenStudy (math&ing001):
Try and I'll help through.
OpenStudy (anonymous):
I don't know how to start
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OpenStudy (math&ing001):
Ok, first use FOIL on 3(x-5) and 2(x-7). Tell me what you get.
OpenStudy (anonymous):
Would I add 3 and 5
OpenStudy (math&ing001):
Nope, this is FOIL: a(b+c) = ab + ac So 3(x-5) = 3x - 15 and 2(x-7) = 2x - 14 The equation becomes : 3x - 15 - 14 = 2x - 14 + 3 3x - 2x = 18 x = 18
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