7x+6y=38003x+5y=1750solve by elimination and cross multiplication Question 7x+6y=38003x+5y=1750solve by elimination and cross multiplication in progress 0 Math Melody 4 months 2022-01-06T18:19:01+00:00 2022-01-06T18:19:01+00:00 1 Answer 0 views 0

## Answers ( )

Answer:7x+6y=3800x +5y(i)*3

3x+5y=1750(ii)*7

21x+18y=11400(iii)

21x+35y=12250(iv)

on subtracting equation iii from iv we get

17y=850

y=50

Therefore,

put the value of y=50 in equation i we get

7x+6*50=3800

7x+300=3800

7x=3500

X=500

Step-by-step explanation:hope it helps plz mark as brainlist