Answer:
To solve the system of equations by substitution:
<u>2x+y=-2</u>
<u>3x-y=7</u>
first solve for y:
2x+y=-2
y=-2x-2
Then plug ^^ equation for y in the other equation
3x-(-2x-2)=7
5x+2=7
5x=5
x=1
Then solve for y:
2(1)+y=-2
y=-4
Final answer is x = 1 and y = -4
Hope it helps!
10x + 5 = 16x - 1
<span>6x = 6 </span>
<span>x = 1 </span>
Answer:
the answer is c=−1/20x+7/4
Step-by-step explanation:
Answer:
i believe its B,C, and E
Step-by-step explanation:
