Alan brought 3 pencils and a notebook. The notebook cost $6 and he spent a total of $12. How much did each pencil cost? Use p to represent the cost of each pencil

2x+2y=4 2x=y=-3 Solve

A bowl has 8 green grapes and 15 red grapes. Henry randomly chooses a grape, eats it, and then chooses another grape. What is the probability that both grapes are red?

The amount of mice that survive a new cancer treatment can be modeled by y = 14 • 0.25x. Determine which number represents the original amount of mice.

Hari's weekly allowance varies depending on the number of chores he does. He received $16 in allowance the week he did 8 chores, and $14 in allowance the week he did 4 chores. Write an equation for his allowance in slope-intercept form.

the weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

If g (x) = 4x^2-3x+2 find g (-2)

there were 84 people on the train 43 people got out then 61 people went on the train and 22 people got off the train. how many people are on the train now?

How many quarts can be held in 19 gallons

How do you write a polynomial in standard form that represents the area of the shaded region of a rectangle when on the outside there are (x+4) and (x+7) and the inside the larger rectangle has (x+2) and (x+5) ...

A plastic bin contains red, yellow, and green key chains. Out of 350 key chains, 10% percent are yellow. Of the remaining key chains, 3/5 are green. How many red key chains are inside the bin?