<span>4|x| +5|y|
=</span><span>4|8| +5|-7|
=4(8) + 5(7)
=32 + 35
= 67</span>
40 is the correct answer for this
Answer:
x is 7, y is -1
Step-by-step explanation:
x+7y=0
2x-8y=22 -> divide both sides by -2
x+7y=0
-x+4y=-11
Eliminate one of the equations by adding the equations.
11y=-11
y=-1
Substitue the value of y into te equation
x+7*(-1)=0
x=7
.
Step-by-step explanation:
