7a-17=4a+4

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


Simplifying
7a + -17 = 4a + 4

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

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

Solving
-17 + 7a = 4 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
-17 + 7a + -4a = 4 + 4a + -4a

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

Combine like terms: 4a + -4a = 0
-17 + 3a = 4 + 0
-17 + 3a = 4

Add '17' to each side of the equation.
-17 + 17 + 3a = 4 + 17

Combine like terms: -17 + 17 = 0
0 + 3a = 4 + 17
3a = 4 + 17

Combine like terms: 4 + 17 = 21
3a = 21

Divide each side by '3'.
a = 7

Simplifying
a = 7

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