Answer:.9
Step-by-step explanation:
-3.5x+0.2=-3.3+.8=-2.5+3x=.5+.4=.9
Answer: (-4, -7)
I dont know how to explain how I got that but I recommend using an app called Desmos. :)
Answer:
x=-5
Step-by-step explanation:
-2x=3+7
or,-2x=10
or,x=-10/2
x=-5
Answer:
18
Step-by-step explanation:
168 : 28 : : 108 : y
168 / 28 = 108 / y
6 = 108 / y
6 * y = 108
y = 108 / 6
y = 18