Given the right triangle below, what is the value of cos B?

A) 12/5
B) 12/13
C) 5/12
D) 5/13

∆red ≅ ∆ by rule will give brainiest if possible

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?

What is the value of x? enter your answer in the box. x =