2 years ago

SOMEONE HELP ME PLEASE

Mathematics

2 answers:

lawyer [7]2 years ago

8 0

Answer:

y = 90

Step-by-step explanation:

You can use proportions to answer this question.

$\frac{30}{-3} =\frac{y}{-9}$

Cross multiply 30 to -9; -3 to y

$-270=-3y$

Isolate <em>y</em> by dividing -3 on both sides

$y=90$

Darya [45]2 years ago

6 0

Answer:

Step-by-step explanation:

30/-3 = ?/-9

Cross Multiply-

30 × -9 = -270

-3 × ? = -3

-270 ÷ -3 = 90

y = 90

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