Question

Solve the system of equations

Answer 1

Hint add both equations to get

9x = 27

Answer 2

after that I divide each side by 9 and get 3 thanks!!!

Answer 3

ok can we start from the top :)

Answer 4

3x - y = 6
+
6x + y = 21

Answer 5

3x - y = 6
+
6x + y = 21
-------------
9x = 27

Answer 6

9x = 27
/9 /9

x = 3

Answer 7

Okay, but you still have to find what y equals

Answer 8

opsss I had submitted the question already but please help me find it also :)

Answer 9

do I plug in 3 for x