What is the answer to 3x+4.5=4.5x-18 ?

The answer to 3x+4.5=4.5x-18 is x=15

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3x+4.5=4.5x-18

3 x + 4.5 = 4.5 x - 18

x = 15

Solution steps

3 x + 4.5 = 4.5 x - 18

Multiply both sides by

10

30 x + 45 = 45 x - 180

Move

45

to the right side

30 x = 45 x - 225

Move

45 x

to the left side

- 15 x = - 225

Divide both sides by

- 15

x = 15

y^{2} + 4 y + 3 = 0

6 x^{2} + 14 = 19 x

\frac{1}{8} + \frac{1}{8} + \frac{1}{8} + \frac{1}{8}

6.25 x + 7.5 - 2.5 x = 3.75 x - 8.75

2 + \frac{1}{4}