Solution to 21x+7y=42

A jar contains 8 nickels, 10 dimes, 12 quarters, and 22 pennies. a coin is chosen at random from the jar. what is the probability that the coin chosen is a penny? question 11 options:

Find the sum of (c-4) + (3c+9)

Is 0.4 less than, greater van, or equal to 44%? Explain your reasoning!

Gabrielle's age is three times mikhail's age. The sum of their ages is 76. What is mikhail's age?

A farmer wants to use 200 feet of fencing for a chicken pen he wants the width of the pen to be 20 feet what is the length of the pen

Find the volume of a rectangular prism with the following dimensions. length: 4.2 cm width: 7 cm height: 15 cm

What two numbers multiply to equal 22,440,000

Every year, Calaveras County holds a frog jumping contest. Mia entered her frog into the 100-yard contest and it completed the race in 2 minutes 33 seconds.

3 (3w-4) = - 20 Solve

The temperature, t, in Burrtown starts at 21°F at midnight, when h = 0. For the next few hours, the temperature drops 2 degrees every hour. Which equation represents the temperature, t, at hour h? A. t = 21h + 4 B. t = 4h + 21 C. t = - 4h + 21 D.