30 H. f = b + 15
J. f= 15 - b
3
45
7
105
8. The graph shows the amount of money that Janice
saves each week from her summer job. Which best
represents the dependent variable?
20004
7800|
1600
1400

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

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

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?