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Which of the following are solutions to the quadratic equation 2x^2+5x-10=x^2+4
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5 votes
Which of the following are solutions to the quadratic equation 2x^2+5x-10=x^2+4

Which of the following are solutions to the quadratic equation 2x^2+5x-10=x^2+4-example-1
User Scarhand
by
5.8k points

2 Answers

5 votes

Answer:

E. - 7

Explanation:

2x2-X2+5X-10-4=0

X2+5X-14=0

X2-2X+7X-14.=0

X(X-2). 7(X-2)=0

(X+7). (X-2)

X=-7, X=2

User Annoirq
by
5.5k points
2 votes

Answer:

the answer is -7 and 2

Explanation:

User Franzo
by
5.3k points
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