If r + 9 = 42, does r + 9 - 9 = 42 + 9? Why or why not?

Find the value of b that makes a perfect square trinomial

The real number - 5 belongs to witch set of numbers? natural numbers irrational numbers integers whole numbers

Is it possible for two rectangles to have the same area but only if they also have the same perimeter

Solve the system of equations using elimination. 3p+9q=6 5p-5q=30

14 2 7 3 9=10 insert symbols

Jeremiah's mom is buying lollipops for treat bags for his birthday party. She wants each of the 36 guests to have 2 lollipops each. The lollipops come in packs of 8 each. How many packs of lollipops will she need to buy?

Solve for p (p+3) 2-64 -61‾‾‾√ and 61‾‾‾√ 6‾√ and 8‾√ 5 and - 11 -5 and 11

Which of the following is a step in the investment planning process? A. Evaluate your risk tolerance level. B. Monitor your spending every 5 years. C. Make major purchases before you start planning. D. Monitor your investment plan every 10 years.

Which expression is equivalent to 28 (15+9) ? 28 + 15 x 28 + 9 28 x 15 + 9 28 + 15 + 28 + 9 28 x 15+28 x 9

9. 1/2 (16 + 4 + 4) + (6 X 4 = 8) I do not no how to do this