Answer:
-33c+22d
Step-by-step explanation:
=(−11)(3c+−2d)
=(−11)(3c)+(−11)(−2d)
So here are your variables:
# of adult tickets= x
# of student tickets 2x
so x+2x= 246 and solve
3x=246
x=82 adult tickets were sold
Answer:
21
Step-by-step explanation:
all you have to do is get 70% of 30
70% of 30 is 21
Answer:
(x + 2)²
Step-by-step explanation:
Given
x² + 4x + 4 ← is a perfect square of the form
(x + a)² = x² + 2ax + a²
Compare like terms
a² = 4 ⇒ a =
= 2, thus
x² + 4x + 4 = (x + 2)²
Answer:
angles F and G are supplementary
Step-by-step explanation:
The angles add up to 180