560+ 147= 707
14(40)= 560
14+ 14(1/2)=21
21(7)= 147
Answer:
2
sorry i dont know but i think the answer is 2 I am not sure dont bleve me
Answer:
6x+20
Step-by-step explanation:
F(x) = 6x+2
f(x+3) means replace x with x+3
F(x+3) = 6(x+3)+2
= 6x+18+2
= 6x+20
The sum of all the angles of the triangle is 180°.
80 + 3x + x = 180°
80 + 4x = 180°
4x = 180 - 80
4x = 100
x = 100/ 4
x= 25
