7+a=15.4

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Solution for 7+a=15.4 equation:


Simplifying
7 + a = 15.4

Solving
7 + a = 15.4

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 + -7 + a = 15.4 + -7

Combine like terms: 7 + -7 = 0
0 + a = 15.4 + -7
a = 15.4 + -7

Combine like terms: 15.4 + -7 = 8.4
a = 8.4

Simplifying
a = 8.4

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