What is x in 31 - 12x = 211

Stephanie had 7/8 pound of bird seed. She 3/8pound to fill a bird feeder. How much bird seed does Stephaine have left

If the earth's axis were at 90° to the sun, what would be different?

In a football game, Landon gained 10 yards on his first carry. He was tackled for a loss of 12 yards on his second carry. Write a subtraction expression to represent Landon net yardage after the first two plays

What is the answer to this problem x|y -2|16 -1|10 0|4 1|-2 2|-8 8|? Hint find the equation for the relation. Then use the equation to find the missing y value

Math the square root with the perfect square 1.1 2.2 3.3 4.4 5.5 6.6 7.7 8.8 9.9 10.10 11.11 12.12 13.13 4 9 100 49 64 36 1 121 16 81 144 169 25

What is y - 5 (2 - y) = 8

A baby gains 11 pounds in its first year of life. The baby gained 4 1/4 pounds during the first four months and 3 1/2pounds in its second four months. How much did the baby gain in the last four months?

Y=3x+5 what does the y intercept tells about this equation?

Factor 10y^2 - 23y + 12

A textbook store sold a combined total of 440 physics and sociology textbooks in a week. The number of sociology textbooks sold was 54 less than the number of physics textbooks sold. How many textbooks of each type were sold?