Answer:
or 0.707
Step-by-step explanation:
cos(315) is equivalent to cos (
)
You can look at the unit circle to find the cos value for this. Keep in mind that cos is the x value of the corresponding coordinate.
Answer:
x = 8
Step-by-step explanation:
-4x + 6(6 - 2x) = -7x - 36
-4x + 36 - 12x = -7x - 36
-16x + 36 = -7x - 36
<u> +36 +36</u>
-16x + 72 = -7x
<u>+16x +16x</u>
72 = 9x
divide by 9
<u><em>x = 8</em></u>