Using the quadratic formula, we have:
, so our solutions are
and
.
Answer:
x = 12.1
Step-by-step explanation:
20 − (z + 7) = 0.9
Distribute the minus sign
20 -x -7 = .9
Combine like terms
13 -x = .9
Subtract 13 from each side
-x = -12.1
x = 12.1
Answer:
x ≈ 52.1°
Step-by-step explanation:
Using the tangent ratio in the right triangle
tan x = = = , then
x = ( ) ≈ 52.1° () to the nearest tenth )
Answer:
Step-by-step explanation:
it is 17/50 or 34%