9=10y-7y solve the equation
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Answered by
2
Answer:
Simplifying
9 = 10y + -7y
Combine like terms: 10y + -7y = 3y
9 = 3y
Solving
9 = 3y
Solving for variable 'y'.
Move all terms containing y to the left, all other terms to the right.
Add '-3y' to each side of the equation.
9 + -3y = 3y + -3y
Combine like terms: 3y + -3y = 0
9 + -3y = 0
Add '-9' to each side of the equation.
9 + -9 + -3y = 0 + -9
Combine like terms: 9 + -9 = 0
0 + -3y = 0 + -9
-3y = 0 + -9
Combine like terms: 0 + -9 = -9
-3y = -9
Divide each side by '-3'.
y = 3
Simplifying
y = 3
Answered by
2
Answer:
hi friend
(10-7)y=9
3y=9
y=9/3
y=3
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