Let q = (15, -3), r = (-5, 8), and s = (10, -1). What is r-q + 2s? N
0 (0,3)
0 (0,9)
(40,3)
(40, -13)

The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?