Question

please help! and explain thank you!

Answer 1

Answer:

B

Step-by-step explanation:

When you are solving these kinds of problems, it's always best to start with getting rid of the decimal/fraction.

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We can actually solve for a.

2/3*3=6/3=2

(15+2a=-5)

a=-10

(15+(-20)=-5)

TRUE

a=10 (I think)

Answer 2

Answer:

D

Step-by-step explanation:

You want to move all terms not containing a to the right side of the equation.