onyxstardustt onyxstardustt

22-10-2019
Mathematics

contestada

1.) 2(n+2) = 5n - 5

2.) 15q = 3(2q - 1)

3.) -6y + 16 = 3(2y + 3)

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Mirandawolfaj Mirandawolfaj

22-10-2019

Answer:

1.

2(n+2) = 5n - 5

2n+4=5n-5

5n-2n=5+4

3n=9

n=3

2.

15q = 3(2q - 1)

15q=6q-3

15q-6q=-3

-9q=-3

q=3/9

q=1/3

3.

-6y + 16 = 3(2y + 3)

-6y+16=6y+9

-12y=-16+9

-12y=-7

y=7/12

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