Which expression shows the first step in simplifying 2x - 3 (x + 2y) - 5 (y - 7x) ?

2x - 8 (x + 2y) + (y - 7x)

2x - 3 - 5 (3y - 6x)

2x - 3x - 6y - 5y + 35x

2x + 3x + 6y + 5y - 35x

The volume of a box V is given by the formula V=lwh, where l is length, w Is width, and h is height. A) Solve for H B) what is the height of the box with a volume of 50 cubic maters, length of 10 meters, and width of 2 meters.

So solve for all values of x by factoring. X^ + 10x + 21=0

Find the slope and y-intercept of the graph of each equation y=5x-3

A triangle can be formed with side lengths 4 in, 5 in, and 8 in. a. True b. False

cards marked with 1 to 100 are placed in a box and mixed throughly. one card is drawn from this box randomly, then the probability that the number on card is a perfect square

Measure of two angles is 80 degrees and 55 degrees. Are these supplementary angles?

Does a rectangle and a parallelogram have four congruent sides

What is the answer to four with the power of two

A recreation center offers a membership for $75. Members may take classes for $10 each. Nonmembers pay $15 for these classes. how many classes could a nonmember take pay the same total amount as a member?

What is 2/7 equivalent to