Which equation does the graph of the systems of equations solve?

two linear functions intersecting at 2, 2

a. −1/2 x + 3 = 3x − 4
b. −1/2 x − 3 = −3x + 4
c. 1/2 x + 3 = 3x + 4
d. 1/2 x + 3 = −3x − 4

Jackson earns $25 per hour as a tutor at the college library. he set a weekly spending budget of $130 each week and puts the remaining money in his savings account. how many hours must he work this week to have at least an extra $50 to put in his savings account