3x-4y=10
-20-x+2y=10 then -30+2y=x now plug this in the other equation:
3(-30+2y)-4y=10
-90+6y-4y=10
2y=100
y=50
The value of z would be 5.6
Answer:
Fist off composite numbers are whole numbers. And they have at least 3 factors.
Step-by-step explanation:
For example the number 6.
1 X 6= 6
2 X 3= 6
3 X 2= 6
6 X 1=6
It has 4 factors. The factors are 1,2,3,6.
Hope this helped :)
Answer:
y = 4/3x - 10
Step-by-step explanation:
Slope: 4/3
y-intercept: -2 - (4/3)(6) = -2 - 8 = -10
