The unknowns in this problem are A. The number of boys and the number of girls in the class.
We know there are 7 more girls than boys, but because we don't know how many boys there are, we don't know how many girls there are.
Answer:
5 times a number subtract 6 is less than 14
Step-by-step explanation:
Answer:
B, 
Step-by-step explanation:
Diagonals of a square are congruent so AC= 4
using pythagorean theorem we can then do
=

Then for perimeter we times the
by 4 and get

Hope this helps and please mark brainliest!!
Answer:
y = 2/5x - 1
Step-by-step explanation:
There are a couple of different ways to figure this out, but since you have a graph, the fastest way is to count the slope, or m in the formula, by counting the rise (units up) over run (units to the right), which is 2/5. Then, find the value of b by finding the y-intercept on the graph, or -1.