The equation in this system were added to solve for y. What is the value of y? X+6y=10

-X+3y=-15

9y=-5

Which equation has a slope 3/4

If the radius of a tennis ball is 3.4 centimeters, what volume of the can is occupied by the air outside the tennis balls?

What is the greatest whole number that could round two 75,800 when rounding to the nearest hundred

Simplify the expression: t3 t²

What is 1 divided by 1/7

Compare 6 ⋅ 108 to 3 ⋅ 106.

Solve for x. 3/5x = 15

Is 2.78778777 ... a irational number

On the number line above, the segment from 0 to 1 has been divided into fifths, as indicated by the large tick marks, and also into sevenths, as indicated by the small tick marks.

How many even 4-digit numbers can be formed from the digits 1, 4, 5, 8, and 9 with no repetitions allowed?