Evaluate the expression 4(2x + 3) + 2(x + 1)-7

Solve the equation for x.3(6x - 1) = 12 i've tried doing the math and i can't find out what i'm doing wrong

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

Acompany that makes? hair-care products had 5000 people try a new shampoo. of the 5000 ? people, 35 had a mild allergic reaction. what percent of the people had a mild allergic? reaction?