Answer:
d) 1
Step-by-step explanation:
3a = –2b – 7
We have the point (a, -5) so b = -5
Substituting in
3a = -2(-5) -7
3a = 10-7
3a = 3
Divide each side by 3
3a/3 = 3/3
a =1
Answer:

Step-by-step explanation:

Dividing both sides by -7.


There is only one solution that satisfies the equation.
Answer:




Step-by-step explanation:

subtract 24 from both sides

divide both sides by 4

---------->>>>

combine like terms

divide both sides by 6

---------->>>>

add 72 to both sides

divide both sides by 9

---------->>>>

combine like terms

divide both sides by 8

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Hope this is helpful.