-17=-5a+7-4

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Solution for -17=-5a+7-4 equation:


Simplifying
-17 = -5a + 7 + -4

Reorder the terms:
-17 = 7 + -4 + -5a

Combine like terms: 7 + -4 = 3
-17 = 3 + -5a

Solving
-17 = 3 + -5a

Solving for variable 'a'.

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

Add '5a' to each side of the equation.
-17 + 5a = 3 + -5a + 5a

Combine like terms: -5a + 5a = 0
-17 + 5a = 3 + 0
-17 + 5a = 3

Add '17' to each side of the equation.
-17 + 17 + 5a = 3 + 17

Combine like terms: -17 + 17 = 0
0 + 5a = 3 + 17
5a = 3 + 17

Combine like terms: 3 + 17 = 20
5a = 20

Divide each side by '5'.
a = 4

Simplifying
a = 4

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