7a+10=21

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Solution for 7a+10=21 equation: 


Simplifying
7a + 10 = 21

Reorder the terms:
10 + 7a = 21

Solving
10 + 7a = 21

Solving for variable 'a'.

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

Add '-10' to each side of the equation.
10 + -10 + 7a = 21 + -10

Combine like terms: 10 + -10 = 0
0 + 7a = 21 + -10
7a = 21 + -10

Combine like terms: 21 + -10 = 11
7a = 11

Divide each side by '7'.
a = 1.571428571

Simplifying
a = 1.571428571

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