We need to substitute these problem you can take first one to understand

Given the system of equations, what is the solution? 2x + y = - 1 x - y = - 5 A. { (-8, - 3) } B. { (2, 7) } C. { (-2, 3) }

Find the sum and the difference of the following expressions a + b and a - b

What is the answer to x+4=4x-17

Convert 9.5 miles/12 mintues to hours

Finish the lyric I got black I got white what you want?

A game is played as follows: A coin is flipped 3 times. If 3 heads come up, then you win $5. If 2 heads come up, then you lose $5. If 1 head comes up, then you lose $4. If no heads (all tails) come up, then you win $4.

What is x cube + x square

A number is between 80 and 100 and is divisible by both 5 and. What is the number?

Fill in the blank with the correct response. If x is to 9 as 8 is to 12, then x is equal to bo.

Side a=15 and side b=20 what is side c