Answer:

Step-by-step explanation:
First we move the constant to the right and change its sign
we add the numbers and divide it by 3
and you get 8
7.50 times hours would be her pay then add the bonus x number of bouquets
a = 7.50h +(bn)
Answer:40 square yards
Step-by-step explanation:
Given
Floor area A=10 square yards
Red tile costs
per square yards
White tile costs
per square yards
Total money spent=
on tiles
Suppose red tiles cover an area of
square yards
So, we can write

Red tiles cover an area of 40 square yards
Answer:
see below
Step-by-step explanation:
sqrt(90)
We know that sqrt(ab) = sqrt(a) sqrt(b)
sqrt(9*10)
sqrt(9) sqrt(10)
3*sqrt(10)
Answer: 7.5
Step-by-step explanation: