Three times David's age plus 3 is Mark's age. What is David's age?

Earth travels in an approximately circular orbit around the sun. The average radius of Earth's orbit around the sun is 9.3 times 10 Superscript 7 miles. Earth takes one year, or 365 days, to complete one orbit. a.

4 to the 0.5 a-2 b1/2 c2

The sum of the ages of Nicole and Rachel is 30. Currently Nicole is four years older than Rachel. How old is Rachel?

Solve for u. -3 = - 1/u+1

2/3 to 8 in simplest form

Convert the following Fahrenheit degrees to Celsius. a. 104° F b. 41° F c. 131° F d. 95° F

Rufus collected 100 pounds of aluminum cans to recycle. He plans to collect an additional 25 pounds each week. Right and crafty equation for the total pounds P, of aluminum cans after w weeks. What does the slope represent.

A recipe that serves 2 people calls for 1,600 milligrams of baking soda. You want to make enough for 10 people. How many grams of baking soda will you need?

Mrs Patterson class room has sixteen empty chairs all the chairs are occupied when every student is present if 2/5 of the student are absent how many make up her entire class

If r1, r2, and r3 represent rotations from Dn and f 1, f 2, and f 3 represent reflections from Dn, determine whether r1 r2 f 1 r3 f 2 f 3 r3 is a rotation or a reflection.