Math, asked by Anonymous, 8 months ago

4m+ 3n +24 = 0 and
7m -2n= -13
solve by substitution method
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Answers

Answered by venkatavineela3

22

Answer:

Step-by-step explanation:

4m+3n=-24--(1)

7m-2n=-13

7m=-13+2n

m=-13+2n/7---(2)

substitute in (1)

4((-13+2n)/7)+3n=-24

4(-13+2n)+21n=-72

-52+8n+21n=-72

29n=-72+52=-20

n=-29/20

m=-13+2(-29/20)=-13-29/10=-130-29/10=-159/10

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