Answer:
Step-by-step explanation:
-x + 2y = 6
y = 1/2x + 3
sub 1/2x + 3 in for y, back into the first equation
-x + 2(1/2x + 3) = 6 ....distribute thru the parenthesis
-x + x + 6 = 6
6 = 6
The solution to this equation is infinite solutions
This problem is not possible
Equation
(3x21)+(3x15)
Answer
$108
Answer:
(r-7) ÷ (6+?)
Step-by-step explanation:
I don't know what the last number is
Answer:
-36
Step-by-step explanation:
3+2+1+2=8-4-3=1-2=-1-1=-2x1x2=-4-1=-5-27=-33-3=-36