Answer:
Step-by-step explanation:
p=number of phones sold
a=number of accessories sold
10p+4a=126
c=7+a
Answer:
y = - 1/4 x + 1
Step-by-step explanation:
Find two convenient integer coordinates like -4,2 and 4, 0
use these points to calculate the slope to be -1/4
intercept is b = 1
y = -1/4 x + 1
Answer:

» Collect like terms, r terms on the left hand side by subtracting r from both sides and adding st to both sides

» On the left hand side, factorise out r

All you need to do is multiply 10% of 95 and you will get 9.5 and then subtract that same 9.5 off the 95 dollars and you get 85.5.
Answer:
ratio is a comparison of two or more numbers that indicates their sizes in relation to each other
Step-by-step explanation: how to multiply