2 Answers

Dustyrockpyle · Answer 1 · 2018-02-09T09:32:18+0000

you have to distribute, then subtract, then divide by the remaining on both sides for everything except for the distribution

WebDeg Brian · Answer 2 · 2018-02-14T04:14:33+0000

use the distribution property and multiply 7 to x and -4 to get

7x-28 = 84

then add 28 to both side

7x= 112

then divide 7 to both side to get

x= 16

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