The first is x
the 2nd is 3 times the first or 3x
the third is 2 times long as the 2nd piece or 2(3x) or 6x
total length=1st piece+2nd piece+3rd piece
48.5=x+3x+6x
48.5=10x
divide by 10
4.85=x
3x=14.55
6x=29.1
the 3 pieces are 4.85cm, 14.55cm and 29.1cm
Answer:
the first question y=-6
the second question
y=1/2
Step-by-step explanation:
y=(3x2)
y=-6
the second question x+3x=2
4x=2
y=1/2
Answer: Divide
Subtract
Step-by-step explanation: Just ask for help when needed thx
Answer: $300
Step-by-step explanation:
Simple interest is calculated by multiplying the daily interest rate by the principal, by the number of days that elapse between payments.
P×R×T
$1500×5/100×4years
