What is the answer to 4.5x+16=11.5 ?

The answer to 4.5x+16=11.5 is x=-1

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4.5x+16=11.5

4.5 x + 16 = 11.5

x = - 1

Solution steps

4.5 x + 16 = 11.5

Multiply both sides by

10

45 x + 160 = 115

Move

160

to the right side

45 x = - 45

Divide both sides by

45

x = - 1

- 6 x - 2 = 0

x^{2} + 4 x - 21 < 0

\frac{- 5}{8}

x^{2} - 5 x + \frac{25}{4} = 0

f = - 2^{2}