Solve each expression record in standard form

4tens plus 6tens

8hundreds plus 2hundreds

5thousands plus 7thousands

I have three questions. _What operation does sum imply? _What operation will undo subtraction? _What operation does product imply?

Is 25/100 equivalent to 1/4

What is the LCD of these fractions? 7/3 and 7/5x

A town has a population of 14,000 and grows 5% every year. What will be the population after 14 years, to the nearest whole number?

What is the volume of a cylinder with a height of 9 inches and a radius of 4 inches? A:36 inches3 B: 144 inches2 C: 452.16 inches3 D:226.08 inches3

Fernando surveyed a group of people to find their shoe size and the number of children in their family. He graphed the ordered pairs (shoe size, number of children) for each person.

The sum of x and 9 is divided by 2. That quantity is equal to 3x

Joe has a spinner with labeled 1, 1, 2, 2, 4. If he spins 20 times, how many will be 2?

How do i find the zero of (x-10) (4x-3) = 0

A rectangle has a height of 5x and a width of x + 2, express the area of the rectangle.