7a+2a+4=49

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Solution for 7a+2a+4=49 equation: 


Simplifying
7a + 2a + 4 = 49

Reorder the terms:
4 + 7a + 2a = 49

Combine like terms: 7a + 2a = 9a
4 + 9a = 49

Solving
4 + 9a = 49

Solving for variable 'a'.

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

Add '-4' to each side of the equation.
4 + -4 + 9a = 49 + -4

Combine like terms: 4 + -4 = 0
0 + 9a = 49 + -4
9a = 49 + -4

Combine like terms: 49 + -4 = 45
9a = 45

Divide each side by '9'.
a = 5

Simplifying
a = 5

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