Solve the system of equations. { 13x-y=90 y=x^2-x-42

Eva spent$48on shirt and pair of pants. the pants cost twice as much as the shirt. how much did each item cost? Let s stand for the cost of the shirt. Equation:s=. the shirt cost. the pants cost.

Alan sells custom made kites online. He makes a flat profit of $20 per kite, but he pays $20 per day for his website. Write an inequality that gives the number of kites Alan needs to sell to make at least $900 per week?

X+9+12=-3 how do I solve this equation?

A zebra ran at a speed of 20 ft./s what operation should you to find the distance the zebra ran in 10 seconds

Divide write in simplest form 1/8 : 1/2=

Which statement is true about the value of 1612 15 15/> 6 0 161 < 6 O 161 is the distance between 0 and 6, and the distance is always positive regardless of direction. O 161 is the distance between 6 and 0, and the distance is negative from 6 to 0

What factor is used to convert feet per minute into miles per minute

Given a = {1, 3, 5}, b = {2, 4, 6} and c={1, 2, 3, 4, 5, 6}, then a ∪ (b ∩ c. =

15 in. 1. A scale drawing of a patio is shown at right. The scale is 4 inches : 6.8 feet. What are the length and width of the patio? Find the patio's area. Length: Width: Area: 14 in.

Is negative square root of 35 rational or irrational?