Graph systems of linear equations?

X+y=-3

5x-y=-3

A group of 30 students from your school is part of the audience for a TV game show. The total number of people in the audience is 140.

Every minute, 2.2 gallons of water flows from a shower. A family of 5 people showers for an average of 9 minutes each every morning. How many gallons of water does the family use for showering every morning?

What is the deference bet. (3+4) x7 3+4x7

What is - 4x-2 (3x-12) - 16=-2 (-4+5x)

On Wednesday, a local hamburger shop sold a combined total of 388 hamburgers and cheeseburgers. The number of cheeseburgers sold was three times the number of hamburgers sold. How many hamburgers were sold on Wednesday?

7.25 (x + 1.5 · 10)

Simplify: (2x^-2/y^3) ^-4

What is the slope of the line containing (-2,5) and (4,-4) ?

GCF of 110x^3, 30x^4, 60x^8

Which property of real numbers is shown below? 3 + ((-5) + 6) = (3 + (-5)) + 6