Answer:
B
Step-by-step explanation:
521,370 would round to 521,400
26,839 would round to 27,800
and adding them would be
548,200
Mel purchased 5 shirts and Joe purchased 2 shirts.
Answer:
hypotenuse= 2
Step-by-step explanation:
the triangle is equal tow side so it is two side =5 cm
then the hypotenuse by Phitagors theory the triangle hypotenuse =
= 2
Answer:
x=8 & x=3
Step-by-step explanation:
We want to get the (x)s all on one side.
add 5x to each side

Since x^2 is x•x and 5x is 5•x then we can change the formula to
x(x+5)=8
then seperate that
x=8
x+5=8
subtract 5 from each side
x=3.
The solutions are 8 and 3.