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What are the solutions to x2−10x=39? Question 4 options: 3 and -13 1 and -39 -1 and 39 -3 and 13

User Pakk
by
6.3k points

1 Answer

11 votes

Answer:


x=-3,13

Explanation:

Given:
x^2-10x=39

To find: solutions of the given equation

Solution:


x^2-10x=39\\x^2-10x-39=0

Write
-10=-13+3

Therefore,


x^2-13x+3x-39=0\\x(x-13)+3(x-13)=0\\(x+3)(x-13)=0\\x=-3,13

So, solutions of the given equation are
-3 and
13.

User Ezdazuzena
by
7.3k points
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