Prime Factors of 3080 =2, 2, 2, 5, 7, 11
Which is the same as = 23 x 5 x 7 x 11
Prime Factors Tree of 3080
3080
/ \
2 1540
/ \
2 770
/ \
2 385
/ \
5 77
/ \
7 11
/ \
11 1
Answer:
15m+80 would be the correct equation
Area of a triangle: (b*h) /2
So :
(14,5 * 10.5) /2
=152,25 /2
= 76.125
A=4-3b
subtract 4 from both sides
a-4=-3b
divide by -3 for both sides
(a-4)/-3 = b
Try looking it up becaus hard to understand
