Answer:
x² + 4x
Step-by-step explanation:
The area (A) of the base is
A = length × width
= x(4 + x) = 4x + x² = x² + 4x
Answer:
The answer is B
Step-by-step explanation:
9/15 is 3/5 Reduced for Yellow Flowers
Here we have 2 variables we need to calculate:
x - how many Volvos Jane sold
y - how many Volvos Melissa sold
We write system of equations:
x = 8*y
x - y = 35
------------
8y - y = 35
7y = 35
y = 5
x = 8*5 = 40
Jane sold 40 cars.
Answer: 20.2 mph
Step-by-step explanation:
Given
Train travels 10.1 miles in half an hour i.e.
Distance 
time 
we know, 
Insert the values

6/12=X/18
Using the ratio of 18:12, you multiply 18/12 with 6, which equals 9.
Answer: NJ=9