THIS IS THE ONLY QUESTION I NEED PLEASE ANSWER FAST WILL MARK BRAINLEST AND DONT ANSWER IT WITH FAKE ANSWERS The graphs of lines k, and ky are shown on the grid.
ka
Which system of equations is best represented by this graph?
a. 3x - y = 2
4x + 3y = 36
D. 3x - y = 6
4x + y = 4
C. X - 3y = -18
9x + 4y = 9
d. x+y = 10
9x + 4y = 13

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

For each sentence below, find the value of x that makes each sentence true. (515) 5 = 25* x= (813)2 = 4* x=

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?