Answer:
480
Step-by-step explanation:
1200 times 0.4 equals 480
Answer:
X=25
Y=25
Z=115
Step-by-step explanation:
Answer:
x = 1 y = -4
Step-by-step explanation:
- Plug the value of y into the other equation.
x + 3y = -11
x + 3(-4x) = -11
x - 12x = -11
-11x = -11
x = 1
- Now substitute the value of x into any equation.
y = -4x
y = -4(1)
y = -4