Can someone explain how to solve the system of equation x+y=3 by graphing?

Y=2 (x - 2) 2 + 4 powered by desmos

An ice hocky puck has a volume of 113 cm3. It is made out of rubber with a density of 1.5 grams per cm3. Work out the mass of the ice hocky puck.

What's the temperature change? a. 35° F to 72° F b. 40° F to 21° F c. 120° F to 250° F d. 15° F to 68° F

The paint recipe also calls for 4 cup of food coloring. Tyler says Mrs. McGlashan will also need 6 cups of food coloring. Do you agree or disagree? Explain.

She wants to save 3/5 of 180.00 and spend the rest hpw much would she have left

What number when increased by 75% of itself will equal to 80?

How many pounds are 49 kg? And what about 50 kg? I need exact answers. Thnxs?

Ahmed is taking orders for lunch. a slice of pizza is 2.5 a chicken sandwich is 3.5 he collects 21.50 for a group of 7 people. how many people ordered a chicken sandwich?

Determine whether each relation is a function. Explain. y=1/2x-6

A recipe requires 2/3 of a cup of yogurt. Rachel has 1/2 of a cup of yogurt from a snack pack. How much of the recipe can Rachel make?