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Mathematics 18 Online
OpenStudy (bbb911):

[7 (x-3) + 4] - [693x-20 + x] =

OpenStudy (bbb911):

wait its typed wrong

OpenStudy (jhannybean):

distribue the 7 in first. 7(x) - 7(3) + 4 now distribute the negative in. -693x + 20 - x now combine them and simplify. 7x - 21 + 4 -693x +20 - x 7x - 693x - x +20 - 21 + 4 = 0

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