Use substitution to solve the linear system of equations. 15x - y = 15
1-10x + 2y = -30
no solution
(-15,-6)
(-3,10)
infinitely many solutions

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total

What is the slope of the line shown below?

Which of these angles are complementary? a. 45o and 45o b. 63o and 117o c. 45o and 135o d. 90o and 45o