Answer:
x = 19, y = -5
Step-by-step explanation:
x + y = 14 => x= 14-y
2x + 4y = 18 => 2(x+2y)=18 => x+2y=9
x+2y=9 => (14 - y) + 2y = 9
14 + y = 9 => y = -5
x + (-5) = 14 => x=19
Answer:
2/10
Step-by-step explanation:
0.20 = 20/100
20/100 = 2/10
I WILL GIVE YOU BRAINLIEST AND 20 POINTS PLEASE HELP!
Do these two cards represent the same relationship? Explain how you know.
Answer: x = - 1,36
Step-by-step explanation:
-1.78 – (-0.42) = x
-1.78 + 0.42 = x
- 1,36 = x
x = - 1,36