3x - 2y = 19

x + y = 8

i just dont understand

Pablo drive 23.1 miles to his aunts house, then drove 19.24 miles to his friends house. Which estimate can Pablo use to determine the distance he drove altogether? 2+19=21 miles 23+19=42 miles 23+192=. 215 miles 231+1924=2155 miles

Evita has 9 quarters, 7 dimes, and 5 nickels. does she have enough money to buy a box of crayons for $3.25

How do u write 12%as a fraction

Which of the following functions corresponds to the piecewise-defined function below? f (x) = 2x + 4, x > - 4/2 - (2x + 4), x < - 4/2 a) f (x) = |2x + 4| b) f (x) = |2x - 4| c) f (x) = |-2x + 4| d) f (x) = |2x + 8|

Which of the following equations have no solutions? Choose all answers that apply: Choose all answers that apply: (Choice A) A 14x-23=14x-2314x-23=14x-2314, x, minus, 23, equals, 14, x, minus, 23 (Choice B) B - 23x-14=14x-23-23x-14=

On Tuesday an office supply store is sending a truck to pick up 150 desks. You need to tell the truck driver when to come to the plant and which loading dock to use.

A line passes (6,3), (8,4), and (n,-2) find the value of n

What is the solution of square root of X+2-15=-3

The population of a town is divided into three age categories. A random sample of each category is surveyed about voting choices. This type of sampling is called cluster sampling. stratified sampling. simple random sampling.

Tommy had 3 packs of bubble gum. Each pack has 5 pieces in it. How many peices of bubble gum does Tommy have a total of?