3 years ago

How do you solve this?

2 answers:

7 0

-7x -7y = 21
Y = 6

Since they are giving you the value of 6 you just plug it in the equation

-7x - 7(6) = 21
-7x - 42 = 21
+ 42. +42

-7x = 63
/-7. /-7

X = -9

sesenic [268]3 years ago

4 0

-7x-7y=21
Y=6
-7x-7×6=21

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