sidrakhalid482
Answered

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Solve the system of equations below. Thankyou!

Solve The System Of Equations Below Thankyou class=

Sagot :

Answer:

x = - 9

y = 5

Step-by-step explanation:

EQ1 + EQ2

Substitute the value of X in either EQ1 or EQ2

View image monoaudrey
-7y-4x=1.............eqn 1
7y-2x=53..........eqn 2
Add both eqns
-6x=54
x=54/-6
x=-9
Sub for x in eqn 1
-7y-4(-9)=1
-7y+36=1
-7y=1-36
-7y=-35
y=-35/-7
y=5
:x=-9 and y=5
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