jacxirylopez
29.07.2019 •
Mathematics
3( + 2) − (2 − 7) = x^2 + 13x explain how she got the answer x^2 + 13x
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Ответ:
(3)(2)−(2−7)=x2+13x
Step 1: Simplify both sides of the equation.
11=x2+13x
Ответ:
5x+10=40
5x = 40-10
5x = 30
x = 6
Step-by-step explanation: