X+2x=9

what does x equal? and how do I get the answer?

Is 8 a solution to 3x + 9 = 13?

Martin runs 100 meters in 15 seconds. What is the equation for d, the distance in meters that Martin covers per second? 15 + d = 100 100 + d = 15 d x 15 = 100 d x 100 = 15

The price of a gallon of unleaded gas was $2.83 yesterday. Today, the price fell to $2.78. Find the percentage decrease. Round your answer to the nearest tenth of a percent.

Roberta needs 2 pints of milk for her dessert recipe, but she only has the measuring cup shown below. How many cups of milk does Roberta need?

Best estimate of 24% of 80

Find the height of a triangle with an area (a) of 35 square inches and base (b) of 7 inches. Use the formula for the area of a triangle, a = 1/2bh

A survey of 50 people found that 14 people like building a snowman. If 600 people had responded, how many would have been expected to list building a snowman as their favorite winter activity? theoretical or experimental probability, and why

What is leaner equation

The probability of heads 3 times in a row is very low. if first two times are heads, what is the probability in 3rd

7y+25=-24 what is the answer