Solve by substitution

Y = x + 3

Y=2x + 5

Tom and his brothers caught 100 fish on a weeklong fishing trip. the total weight of the fish was 235 pounds

The graph shows the function f (x) = |x-h| + k. What is the value of k?

The length of a piece of paper is 8.5 inches. useing scissors, you reduce the length of the paper to 4.25 inches. what is the scale factor of the dilation?

At a local fitness center, members pay a $14 membership fee and $4 for each aerobics class. Nonmembers pay $5 for each aerobics class. For what number of aerobics classes will the cost for members and nonmembers be the same?

If n ≠ 0, which quadratic equation is written in standard form A.) x+x^2=n B) - x^2-x-n=0 C) x+x^2+n=0 D) x^2-x=n. Be sure to expain why you choose this answer

The sum of a number and its opposite is always equal to zero. what situation models this property of addition.

Consider the rectangular prism with length 5 in., width 8 in., and height 9 in. Will tripling one of the dimensions of the rectangular prism triple the surface area of the prism? Justify your response.

The question says~ Find the number that makes the ratio equivalent to 1:4 ... 4:?

E equations. 2. 12 = 71-/5p+91

Miguel is making smoothies out of yogurt and juice to serve his friends, and he needs to make 12 cups. the ratio of yogurt to juice is 2 cups to 1 cup. how much yogurt will he use