Answer:X=-12
Step-by-step explanation:Simplify both sides of the equation
7(x+3)=5x−3
(7)(x)+(7)(3)=5x+−3(Distribute)
7x+21=5x+−3
7x+21=5x−3
Subtract 5x from both sides
7x+21−5x=5x−3−5x
2x+21=−3
Subtract 21 from both sides
2x+21−21=−3−21
2x=−24
Divide both sides by 2
2x/2=-24/2
X=-12