Answer:
See below
Step-by-step explanation:
c = (a^2 + 3b) / 4 multiply both sides by 4
4c = a^2 + 3b subtract a^2 from both sides
4c - a^2 = 3b now divide both sides by 3
(4c-a^2) / 3 = b
Answer:
x = negative 9/4
Step-by-step explanation:
-2x-11=6x+7
-2x-11+11=6x+7+11
-2x=6x+18
-2x-6x=6x+18-6x
-8x=18
Answer:
df
Step-by-step explanation:
ff
Answer:
x = 30
Step-by-step explanation:
Using the sine ratio in the right triangle
sinx =
=
=
, then
x =
(
) = 30
Answer:
1
Step-by-step explanation:
Rise/run