locomexicano03
08.09.2021 •
Mathematics
Solve the equation -5 - = 25
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Ответ:
-5 - x = 25
add -5 to both sides
-x=-20
x=20
Ответ:
Step-by-step explanation:
-5 - z = 25 Add 5 to both sides of the equation
-5+5 - x = 25 + 5
-x = 30 Multiply both sides by -1
-x*-1 = 30*-1
x = - 30
Ответ:
B: n^2+6n+1
Step-by-step explanation:
A=n
B=2n+6
C=n^2-1
AB-C
n(2n+6)-n^2-1
2n^2+6n-n^2+1
n^2+6n+1