Answer:
x = 37
Step-by-step explanation:
A straight angle is 180 degrees. That means ∠DFG & ∠EFG have to add together to be 180.
2x + 6 + 3x - 11 = 180 Combine like terms
5x - 5 = 180 Add 5 to both sides
5x = 185 Divide by 5
x = 37
∠DFG = 80°
∠EFG = 100°
Current balance - 12 months a year times the monthly fee
=75-12(12.50)
=75-150
=-75
She will have negative $75 so she will be below zero.
Area is height time width, or in this case, 3(2x^2+3x+5), which is 6x^2+9x+15.
Answer:

Step-by-step explanation:
23 can round to 20 and 21 can also round to 20 so all u do is 20x20=400 so 400 is your estimated answer