Which solid figures have their volumes calculated using the formula V = One-thirdBh, where B is the area of the base and h is the height? Check all that apply.

What expression is equivalent to 1/2(2+3x-6)

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax

Can some one explain how to slove specifically, what is the value of x? 0.9(x+1.4)-2.3+0.1x=1.6 enter the answer as a decimal in the box. x= ?