stalley1521
22.04.2020 •
Mathematics
1. X^2 - 11 = 70 solve for x
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Ответ:
9
Step-by-step explanation:
X^2-11=70
X^2=81
X=√81
X=9
Ответ:
X^2-11=70
X^2-11+11=70+11 Add 11 to both sides
x^2=70+11 Add 11 to 70
x^2=81 Now simplify
x=9
Step-by-step explanation:
Ответ: