5a+4b+7=

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Solution for 5a+4b+7= equation:


Simplifying
5a + 4b + 7 = 0

Reorder the terms:
7 + 5a + 4b = 0

Solving
7 + 5a + 4b = 0

Solving for variable 'a'.

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

Add '-7' to each side of the equation.
7 + 5a + -7 + 4b = 0 + -7

Reorder the terms:
7 + -7 + 5a + 4b = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 5a + 4b = 0 + -7
5a + 4b = 0 + -7

Combine like terms: 0 + -7 = -7
5a + 4b = -7

Add '-4b' to each side of the equation.
5a + 4b + -4b = -7 + -4b

Combine like terms: 4b + -4b = 0
5a + 0 = -7 + -4b
5a = -7 + -4b

Divide each side by '5'.
a = -1.4 + -0.8b

Simplifying
a = -1.4 + -0.8b

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