What is the answer to 2a+3a+4a=5a-18 ?

The answer to 2a+3a+4a=5a-18 is a=-9/2

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2a+3a+4a=5a-18

2 a + 3 a + 4 a = 5 a - 18

a = - \frac{9}{2}

Decimal

a = - 4.5

Solution steps

2 a + 3 a + 4 a = 5 a - 18

Add similar elements:

2 a + 3 a + 4 a = 9 a

9 a = 5 a - 18

Move

5 a

to the left side

4 a = - 18

Divide both sides by

4

a = - \frac{9}{2}

0.2 x + 5 = 8

\frac{a}{3} - 6 = 1

\frac{g}{8} = \frac{g - 1}{10}

x - 4 = 27

- 16 + d = 30