ANSWER
A.

EXPLANATION
The given inequality is

We add the additive inverse of 18, which is -18 to both sides of the equation to get,

Recall that,

This implies that,

We simplify to get,


We now divide both sides by 10 to obtain,

We cancel out the common factors to get,

The correct answer is A.
Answer:
-26x + 94.8y + 16
Step-by-step explanation:
2x + 100y - 28x - 5.2y + 16
combine x's and y's
The time when the two trains reach each other is 1.25 hours
The trains are 68.75 away from the city when they reach each other.
Answer:
x=31°
Step-by-step explanation:
2x-7+x+4 = 3x-3
90+3 = 3x
93 = 3x
x = 93/3
x = 31°
The biggest number is what you subtract first from the smaller number :)