Answer:
x=17
Step-by-step explanation:
Sin and cos are complementary angles, they both add. up to form 90 degrees.

where x+y=90




Answer: Expand the polynomial using the FOIL method.
2
x
2
+
13
x
−
7
Step-by-step explanation:
Answer:
8(7+6)
Step-by-step explanation:
56+48
56 = 7*8
48 = 6*8
Factor out the 8
7*8 + 6*8
8(7+6)
Negative six sevenths -6/7