Answer:
9x2+5x
Step-by-step explanation:
combine like terms
Answer:
x = 19°
Step-by-step explanation:
we can see from observation that 22° and (3x+11)° are complementary. I.e they add up to 90°
hence
22 + (3x+11) = 90
22 + 3x+11 = 90
33 + 3x = 90 (divide both sides by 3)
11 + x = 30 (subtract 11 from both sides)
x = 30 - 11
x = 19°
Answer:
30,60,90 triangle, which is the lengths 1 √
3
, and 2
respectively. This is what I have got so far: Using the 30-60-90 Ratio
Step-by-step explanation:
Answer:
56
Step-by-step explanation:
Answer:
6%
Step-by-step explanation:
Interest = Principal * rate * time
156 = 520(r)(5)
156 = 2600r
r = 0.06 or 6%
