What is the answer to 3a-28-7a=10a ?

The answer to 3a-28-7a=10a is a=-2

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3a-28-7a=10a

3 a - 28 - 7 a = 10 a

a = - 2

Solution steps

3 a - 28 - 7 a = 10 a

Group like terms

3 a - 7 a - 28 = 10 a

Add similar elements:

3 a - 7 a = - 4 a

- 4 a - 28 = 10 a

Move

28

to the right side

- 4 a = 10 a + 28

Move

10 a

to the left side

- 14 a = 28

Divide both sides by

- 14

a = - 2

f^{2} + 18 f - 19

\frac{a}{- 3} - 2 = 6

∣ 5 x - 1 ∣ < 1

(\frac{n ( n + 1 )}{2})^{2}

\frac{k ( k + 3 )}{4 ( k + 1 ) ( k + 2 )} + \frac{1}{( k + 1 ) ( k + 2 ) ( k + 3 )}