Question

7-3(5x-4)<10+7

Answer 1

\[7-3(5x-4)\le10+7 This?\]

Answer 2

so it's lower or equal than 10+7 right?

Answer 3

Equal

Answer 4

\[\LARGE 7-15x+12\leq 17\]
\[\LARGE 19-15x\leq 17\]
\[\LARGE -15x\leq 17-19\]
\[\LARGE -15x\leq -2\]
\[\LARGE 15x\geq 2\]
now divide both sides by 15 and there you go..

Answer 5

Thanks

Answer 6

My pleasure xD

Answer 7

\[7-15x+12\le 17\rightarrow-15x\le17-7-12\rightarrow-15x\le-2\rightarrow x \ge2/15\]