Are the expression equivalent?

expression 1: 1.25x + 4 + 0.75x - 3

expression 2: 2x + 1

A right triangle has sides 5.0 m, 12 m, and 13 m. the smallest angle of this triangle is nearest:

a generator needs a fixed amount of fuel to keep it running two hours a day. After running for 6 days, the generators fuel tank was 2/3 full. After 11 more days, 3 1/2 liters of fuel was left in the tank.

Which of the following represents 84 = 7 * 12? A. 84 is 7 times as many as 12 B. 12 is 7 times as many as 84 C. 84 is 6 times as many as 14 D. 7 is 12 times as many as 84

Which expression is not equivalent to - 3x-1/2+4y

Simplify the expression and combine like terms. 2 (x+6) + 3x + 4

What equals 210 im trying to find this answer out for hours and hours

Find the measure of one interior angle and one exterior angle of a regular Dragon

If 50empty soda cans weigh 3 & 1/2 pounds how much would 70 empty soda cans weigh

How do I do 42 divided by 96.6

Lanika needs a sheet of card that is at least 3/10 mm thick. At home she finds some card but she doesn't know how thick it is.