Answer:

Step-by-step explanation:
×
6 x 6 = 36
4 + 3 = 7 (add exponents because its multiplication)
Answer:
90 kilometres
Step-by-step explanation:
The sides in parentheses times 2 for each is equal to the perimeter expression.
Answer:
$11.25
Step-by-step explanation:
Multiply the number of hours she works by how much she gets paid per hour.
800
Multiply 50 times 7 (50 being the amount charged for her kid and 7 being the days of the week)
350
Subtract the 350 from the 800
450
Divide the 450 by the number of hours worked per week
450/40
Answer: 11.25
So Sally actually makes 11.25 per hour.
Answer:
a. x=1.8?
Step-by-step explanation:
im not really sure but i need help also. Im sorry but i just thought to say something.