PLEASE HELP ME Solve -2t + 5 ≥ -7.

t ≤ 6
t ≤ -6
t ≥ 6
t ≥ -6

Suppose that the function f is defined. , for all real numbers, as follows. _ \ 1/4x² -4 if x≠ -2 f(x)=< /_-1 if x=-2 find f(-5), f(-2), and f(4)

F. a fair coin is thrown in the air four times. if the coin lands with the head up on the first three tosses, what is the probability that the coin will land with the head up on the fourth toss? a. 0 b. 1/16 c. 1/8 d. 1/2

Ebert used to make $22 an hour, but got a 10% raise. how much more will he make in a 40 hour work week with raise?