Multiply by 10s 3,721 times 30

I NEED DONE ASAP PLEASE

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =