Nine less than twice a number is thirtyone. what is the answer

Explain what it means for a system of linear equations to have no solutions, one solution, two solutions, and infinite solutions.

What is the answer to this problem 7 (m+5) = 21

What is the contrapositive of 5x+7=-13, then x=-4

ABCD is a rectangle. The length of is 8 units, and m∠ABD is 67°. The length of is units, and m∠CBD is °.

The model U. N has 98 members. There are 36 more boys than girls in the model U. N. How many girls are in the model U. N?

Is the movie is 28 minutes and 58 seconds and we have watched 13 minutes and 44 second how much long do we have before we finish the movie

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