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OpenStudy (anonymous):
4(1-3x)+7x=9
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OpenStudy (anonymous):
i need step by step help
OpenStudy (bahrom7893):
Multiply 1-3x by 4 first: 4 - 4 * 3x + 7x = 9
OpenStudy (bahrom7893):
4 - 12x + 7x = 9
OpenStudy (bahrom7893):
Move 4 to the right: -12x + 7x = 9 - 4
OpenStudy (bahrom7893):
Multiply everything by -1: 12x - 7x = 4 - 9
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OpenStudy (bahrom7893):
5x = -5 x = -1
OpenStudy (anonymous):
oh my goodness thank you
OpenStudy (anonymous):
i dont understand the first step...how do u get the 4-4*3x
OpenStudy (bahrom7893):
multiply 4 into parenthesis
OpenStudy (anonymous):
ok thanks
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