Question

-3 (x+7)=

Answer 1

set equation to equal 0.
rearrange to solve for x, in reverse bedmas/pedmas method

Answer 2

Expanding brackets

Answer 3

HAve you tried this? If so, show us any work you have done, so we can better assist you

Answer 4

Or to find X you can move -3 to RHS of = sign. So it becomes positive 3
Then work it out like normal without brackets.

Answer 5

x+7=3
x=3-7
x=-4

Answer 6

-3(x+7)=
3x + -21=-21
-21
3x=-21(Divide by 3)
3x will be cancel
x=-7