What is the answer to 0.4x+18=-13 ?

The answer to 0.4x+18=-13 is x=-155/2

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0.4x+18=-13

0.4 x + 18 = - 13

x = - \frac{155}{2}

Decimal Notation

x = - 77.5

Solution steps

0.4 x + 18 = - 13

Multiply both sides by

10

4 x + 180 = - 130

Move

180

to the right side

4 x = - 310

Divide both sides by

4

x = - \frac{155}{2}

- 16 + 7 n + n = 8 n + 4 n

3 x + 4 x + 30 = 84 + x + 2 x

5 x + 10 = 180

2 x - 0 = 4

\frac{1}{5} x = 6