2x²+5x-7=0 ?
answer: x=-7/2
x=1
Step-by-step explanation:
BY FACTORING
2x²+5x-7=0
2x²+7x-2x-7=0
x(2x+7)-(2x+7)=0
(2x+7)(x-1)=0
2x+7=0
x-1=0
x=-7/2
The equation has two solutions:x=-7/2,x=1
Just follow my solution
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Answers & Comments
2x²+5x-7=0 ?
answer: x=-7/2
x=1
Step-by-step explanation:
BY FACTORING
2x²+5x-7=0
2x²+7x-2x-7=0
x(2x+7)-(2x+7)=0
(2x+7)(x-1)=0
2x+7=0
x-1=0
x=-7/2
x=1
The equation has two solutions:x=-7/2,x=1
Just follow my solution