What is the answer to -5x-4-2.5x+3=14 ?

The answer to -5x-4-2.5x+3=14 is x=-2

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-5x-4-2.5x+3=14

- 5 x - 4 - 2.5 x + 3 = 14

x = - 2

Solution steps

- 5 x - 4 - 2.5 x + 3 = 14

Group like terms

- 5 x - 2.5 x - 4 + 3 = 14

Add similar elements:

- 5 x - 2.5 x = - 7.5 x

- 7.5 x - 4 + 3 = 14

Add/Subtract the numbers:

- 4 + 3 = - 1

- 7.5 x - 1 = 14

Multiply both sides by

10

- 75 x - 10 = 140

Move

10

to the right side

- 75 x = 150

Divide both sides by

- 75

x = - 2

T, T (x) = \frac{x ^{5} + 7 x}{x ^{2} - 8 x}

2 a = 2

3 x - x = 8

9 x + 12 = 2 x + 14

x + 3 = x + 7