IM 7.6.15 Practice: Efficiently Solving Inequalities

[size=150]Consider the inequality [math]-1\le\frac{x}{2}[/math].[br][/size][br]Predict which values of [math]x[/math] will make the inequality true.

Complete the table to check your prediction.

[size=150]Consider the inequality [math]1\le\frac{-x}{2}[/math].[br][/size][br]Predict which values of [math]x[/math] will make the inequality true.

Complete the table to check your prediction.

Diego is solving the inequality [math]100-3x\ge-50[/math]. He solves the equation [math]100-3x=-50[/math] and gets [math]x=50[/math]. What is the solution to the inequality?

[math]x\ge50[/math] [math]x>50[/math] [math]x<50[/math] [math]x\le50[/math]

[size=150]Solve the inequality [math]-5\left(x-1\right)>-40[/math].[/size]

Graph the solution on a number line.

Select [b]all[/b] of the values that make the inequality [math]-x+6\ge10[/math] true.

[math]4.01[/math] [math]0[/math] [math]3.9[/math] [math]4[/math] [math]-4[/math] [math]-4.01[/math] [math]-7[/math] [math]-3.9[/math]

Draw the solution set for each of the following inequalities: x > 7

Draw the solution set for each of the following inequalities: x ≥ -4.2

The price of a pair of earrings is $22 but Priya buys them on sale for $13.20.

By how much was the price discounted?

What was the percentage of the discount?

IM 7.6.15 Practice: Efficiently Solving Inequalities

Complete the table to check your prediction.

Complete the table to check your prediction.

Graph the solution on a number line.

Draw the solution set for each of the following inequalities: x > 7

Draw the solution set for each of the following inequalities: x ≥ -4.2

The price of a pair of earrings is $22 but Priya buys them on sale for $13.20.

Information: IM 7.6.15 Practice: Efficiently Solving Inequalities