An unbalanced scale with 7 blocks on the left side of the scale and 4 blocks on the right side of the scale for the image above, which action below allows the scale to be balanced? add 2 blocks to the left side. add 3 blocks to the right side. take away 3 blocks from the right side. take away 4 blocks from the left side.

The gades foundation and hbm corporation are eager to donate generously to their favorite charities. the gades foundation donated $250 in the first month, and each month afterward their cumulative donation total increases by 100$ the hbm corporation donated $64, in the first month, and each month afterward their cumulative donation total increases by 75%. in which month will the hbm corporation's cumulative donation total first exceed the gades foundations' cumulative donation total?

What is the standard deviation of the following data set rounded to the nearest tenth? 3, 17, 18, 15, 12, 21, 9

Polynomial that can be factored as (3x-4)(3x+4)