Name the property illustrated by the statement.3(x + 3) = 3x + 3 ∙ 3

Solve.The president of a certain university receives a salary three times the salary of one of the department heads. The total of the two salaries is $210,000. Determine the salaries.

Solve the equation for the indicated variable.Solve the equation for the indicated variable.3x – 8y = 10 for y

Solve.-8z = –

Solve the equation.6(3x – 0.3) = 9x – 1.8

Solve the equation.6x – 7 – 4x + 8 = 5x – 3x – 2

Translate to a proportion and solve. Round to the nearest hundredth, if necessary.Translate to a proportion and solve. Round to the nearest hundredth, if necessary.956 is what percent of 753?

Translate to a proportion and solve. Round to the nearest hundredth, if necessary.Translate to a proportion and solve. Round to the nearest hundredth, if necessary.88 is 30% of what number?

Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.The number of video stores in a region recently decreased from 109 to 76. Find the percent decrease.

Evaluate the expression for the given replacement values.5x – z for x = 1.8, z = 3.7