20 7
----- = ------
100 x
100 x 7 = 700
700/20 = 35
X = 35
Answer: x= -1
y= -2
Step-by-step explanation:
-4x+3y= -2
y=x-1
-------------------
-4x+3(x-1)= -2
-4x+3x-3= -2
-x=1
x= -1
y=-1-1
y=-2
Answer: If you have solved to get x=6 just plug that back into the problem. You get 50
Step-by-step explanation:
Answer:
50
Step-by-step explanation:
10 + (20x2) = 50