3x+15−7x=−7
Simplify:
3x+15−7x=−7
3x+15+−7x=−7
(3x+−7x)+(15)=−7(Combine Like Terms)
−4x+15=−7
Subtract 15 from both sides.
−4x+15−15=−7−15
−4x=−22
Divide both sides by -4.
−4x/−4=−22/−4
x=11/2
7:4 is the constant and is your answer
Answer:
idek not gonna lie
Step-by-step explanation:
Original painting was 39 ft²
(1.00-.2)39=39(.8)=31.2 ft²
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