ciarabremby ciarabremby

09-01-2020
Mathematics

contestada

If (x, 9) is a solution to 5x - 2y = 12, what is the value of x ?

Respuesta :

luckycoke luckycoke

09-01-2020

X= 6

Explanation:

y=9 so rewrite the equation like this:

5x-2(9)=12

Multiply -2 by 9:

5x-18=12

Cancel out the -18:

5x-18=12
+18 +18

5x=30

Divide both numbers by 5:

5x/5 = 30/5

As an answer, you will get x=6:

Hope this helped:)

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