A 30-inch board is to be cut into three pieces so that the second piece is 4 times as long as the first piece and the third pie
ce is 5 times as long as the first piece. If x represents the length of the first piece, find the lengths of all three pieces.
1 answer:
Answer:
Step-by-step explanation:
Length of:
First piece = x
Second piece = 4x
Third piece = 5x
Equation: 30 = 4x + 5x + x
Solving the Equation:
10x = 30
x = 3
Lengths of:
First piece = 3 inches
Second piece = 12 inches
Third piece = 15 inches
You might be interested in
Answer: total length 5780
Step-by-step explanation:
1st wire. 340m
2nd wire. 1360m
3rd wire. 4080
Answer:
5x+4
Step-by-step explanation:
use the equation mx+b I think this is right but I really dunno
Answer:
6
Step-by-step explanation:
9 x 2/3 = 6
Answer:182/7g
Step-by-step explanation: 182 divide by 7= 26
342 divide by 9=38
and you want the lowest cost so a.