solve by cross multiplication method 7x-y=23 8x+3y=18 Question solve by cross multiplication method 7x-y=23 8x+3y=18 in progress 0 Math Sarah 3 weeks 2021-09-04T01:51:40+00:00 2021-09-04T01:51:40+00:00 2 Answers 0 views 0

## Answers ( )

7x-y =23 ——-(1)

8x+3y=18——–(2)

Multiplying EQ 1 by 3 and EQ 2 by 1We get21x-3y =69—–(4)

8x+3y=18――――(5)

add (3) and (4)

Your solutionx=3IhopethiswillhelpyouStep-by-step explanation:7x-y=23 –(1)

8x+3y=18 –(2)

Multiplying EQ 1 by 3 and EQ 2 by 1, we get

21x-3y=69 –(3)

8x+3y=18 –(4)

Adding EQ 3rd and 4th

29x=87

x=3