Solve the following equation. 3a+2b=1050, 3b+2a=120
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Answered by
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a=582 and b=-384
add first 2 equations then
a+b=234
a-b=930
add these 2 equations and get a=582 hence b=-384
Answered by
0
Answer:
a=128,b=348
Step-by-step explanation:
3a+2b=1050....(1)
2a+3b=120.....(2)
multiplying eq 1by2and eq2 by 3 we get
6a+4b=2100.....(3)
6a+9b=360.....(4)
from eq 3and eq4 we get
b=348
put value of b in eq1 we get
a=128
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