Solving system of equations by substitution

3x+y=2

2x-v=3

What figure has 4 sides & only one pair of parallel lines

System of equations y = 4x + 6 and y = 6x - 8

How many pounds are there in 2 and 1 over 4 tons? (1 ton = 2000 pounds)

What is the product of (3x+2) & (x-7) ?

Which is the better buy? A. 3-yard piece of cotton cloth for $4.41 B. 3-foot piece of cotton cloth for $1.05

On a recent day one US dollar was worth 1.09 euros. If you were to exchange 157 euros on that day how many US dollars would you have received? -$111.09 -$144.04 -$155.91 -$171.13

If the volume for 3-D pyramid A is 200 cm3 and the volume for 3-D pyramid B is 800 cm3, how many times bigger is the volume of pyramid B than pyramid A? is it 4 or 0.004

What is the percentage chance of a solution 150 g active ingredient in a total of 1000 mL of solution

Three people toss a fair coin and the odd one pays for coffee. if the coins all turn up the same, they are tossed again. find the probability that fewer than 4 tosses are needed.

Camryn ate 3 feet of spaghett each day for a week, how many yards of spaghetti did she eat in all