If (x, y) is a solution to the system of equations, what is the value of y?

if (x, y) is a solution to the system of equations, what is the value of y?

x + 1/8y = 20
x+1/4y=4

a. 48
b. -48
c. 128
d. -128

Find the missing factor in exponential form 48^2=3^2 • ?

Given the sequence 7, 14, 28, 56, which expression shown would give the tenth term? a. 7^10 b. 7·2^10 c. 7·2^9

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