Wendy wrote the expression 2x+15 to represent the cost of attending the fair and going on x rides. Peter wrote the expression 15+2x. Are the expression equivalent? Explain.

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

Nine more than four times a number is the same as one less than twice the number. find the number?

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60