X square + 2 x minus 3 is equal to X square + 7 x - 23
Answers
Answered by
0
Answer:
x=4
Step-by-step explanation:
x^2+2x-3=x^2+7x-23
2x-7x=-23+3
x=4
Answered by
0
Answer:
Step-by-step explanation:
x² + 2x - 3 = x² + 7x - 23
x² - x² + 2x - 7x - 3 + 23 = 0
-5x + 20 = 0
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