50 points, asap

which of the following systems of inequalities has point b as a solution? explain why.

a) f(x) ≤ 3x + 4
g(x) ≤ -1/2x - 5

b) f(x) ≥ 3x + 4
g(x) ≤ -1/2x - 5

c) f(x) ≤ 3x + 4
g(x) ≥ -1/2x - 5

d) f(x) ≥ 3x + 4
g(x) ≥ -1/2x - 5

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each,and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent.how much did jame pay at the end?

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Afunction, f(x), represents the height of a plant x months after being planted. students measure and record the height on a monthly basis. select the appropriate domain for this situation. a. the set of all positive real numbers b. the set of all integers oc. the set of all positive integers od. the set of all real numbers reset next