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MrRissso [65]
2 years ago
10

Solve for a. 7a-2b=5a+b

Mathematics
2 answers:
velikii [3]2 years ago
7 0
8.5b.
7a= 5a +3b
-5a -5a
2a = 3b
/2
a= 1.5b
Solve by substitution and you get;
8.5b=8.5b
Because of the lack of constants in the equation there isn't a definite answer.
almond37 [142]2 years ago
4 0

Answer:

a = 3/2b

Step-by-step explanation:

 7a - 2b = 5a +   b

<u>       +2b          + 2b</u>

 7a = 5a + 3b

<u>-5a    -5a </u>

2a  =  3b

<u>/2      /2</u>

a = 3/2b

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