What is the answer to -18=7y+9-10y ?

The answer to -18=7y+9-10y is y=9

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-18=7y+9-10y

- 18 = 7 y + 9 - 10 y

y = 9

Solution steps

- 18 = 7 y + 9 - 10 y

Switch sides

7 y + 9 - 10 y = - 18

Group like terms

7 y - 10 y + 9 = - 18

Add similar elements:

7 y - 10 y = - 3 y

- 3 y + 9 = - 18

Move

9

to the right side

- 3 y = - 27

Divide both sides by

- 3

y = 9

2.5 \cdot 1.5 x = 15

x^{2} - 6 x = - 6

x + ∣ x ∣ = 0

\frac{X}{- 8} \geq - 5

- 4 x + 1 \leq - 7