91Ó°ÊÓ

By what number is it necessary to multiply both sides of equation to isolate \(x\) on the left side? Do not actually solve. \(-\frac{9}{2} x=-4\)

Solve each equation, and check your solution. $$ x-5=-7 $$

Write a ratio for each word phrase. Write fractions in lowest terms. $$ 16 \mathrm{min} \text { to } 1 \mathrm{hr} $$

By what number is it necessary to multiply both sides of equation to isolate \(x\) on the left side? Do not actually solve. \(-\frac{8}{3} x=-11\)

Answer each question. Suppose that a chemist is mixing two acid solutions, one of \(20 \%\) concentration and the other of \(30 \%\) concentration. Which concentration could not be obtained? A. \(22 \%\) B. \(24 \%\) C. \(28 \%\) D. \(32 \%\)

Decide whether perimeter or area would be used to solve a problem concerning the measure of the quantity. Determining the cost of replacing a linoleum floor with a wood floor

By what number is it necessary to multiply both sides of equation to isolate \(x\) on the left side? Do not actually solve. \(-x=0.75\)

Solve each equation, and check your solution. $$ r+8=12 $$

Decide whether perimeter or area would be used to solve a problem concerning the measure of the quantity. Determining the cost of planting rye grass in a lawn for the winter

By what number is it necessary to multiply both sides of equation to isolate \(x\) on the left side? Do not actually solve. \(-x=0.48\)