Let the angle be x. the other angle is 180-x. x is twice that or x = 2(180- x)
x = 360-2x
3x =360
x =120
Answer:
7 1/2
Step-by-step explanation:
Combine like terms
2x^2 + -7x^2 = -5x^2
-9x + 4x = -5x
3 + -2 = 1
put back together
-5x^2 - 5x +1
X=8,3 . i have to type more to submit the answer
Answer:
Step-by-step explanation:
First we must find the missing number, for that we apply a simple rule of three:
3. 4
27 ------ x
x = 27 (4) / 3 = 36
Now we just do the sum:
27 + 36 = 63
