2a-3-5y-7=

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Solution for 2a-3-5y-7= equation:


Simplifying
2a + -3 + -5y + -7 = 0

Reorder the terms:
-3 + -7 + 2a + -5y = 0

Combine like terms: -3 + -7 = -10
-10 + 2a + -5y = 0

Solving
-10 + 2a + -5y = 0

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '10' to each side of the equation.
-10 + 2a + 10 + -5y = 0 + 10

Reorder the terms:
-10 + 10 + 2a + -5y = 0 + 10

Combine like terms: -10 + 10 = 0
0 + 2a + -5y = 0 + 10
2a + -5y = 0 + 10

Combine like terms: 0 + 10 = 10
2a + -5y = 10

Add '5y' to each side of the equation.
2a + -5y + 5y = 10 + 5y

Combine like terms: -5y + 5y = 0
2a + 0 = 10 + 5y
2a = 10 + 5y

Divide each side by '2'.
a = 5 + 2.5y

Simplifying
a = 5 + 2.5y

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