X(5+X)=10(5+X) help me
Answers
Answered by
0
Answer:
2x+5=50+10x
10x-2x=50-5
8x=55
x=55/8
x=6.875
Answered by
0
Step-by-step explanation:
x(5+x)=10(5+x)
x²+5x=50+10x
x²-5x-50=0
x²-10x+5x-50=0
x(x-10)+5(x-10)=0
(x+5)(x-10)=0
x= -5 or 10
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