8.7 Solving Inequalities

Check if the following expression is correct.

Select the correct answer below

 $y\ +\ 10\ <\ 3$  

•  $y\ \le-7$  

•  $y\ >\ -7$  

•  $y\ \ge7$  

•  $y\ <7$  

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.CED.A.3

Check if the following expression is correct.

Select the correct answer below

 $x\ +\ 7\ \ge\ 10$  

•  $x\ge3$  

•  $x\le3$  

•  $x\ge-3$  

•  $x\le-3$  

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

Check if the following expression is correct.

 $3\ge g+7$  
Select the correct answer below

•  $g\le-4$  

•  $g\ge-4$  

•  $g<-4$  

•  $g>-4$  

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.CED.A.3

Check if the following expression is correct.

Select the correct answer below

 $b\ +\ \frac{5}{7}\ >2$  

•  $b>1\ \frac{2}{7}$  

•  $b<1\ \frac{2}{7}$  

•  $b\le1\ \frac{2}{7}$  

•  $b\ \ge1\ \frac{2}{7}$  

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.CED.A.3

Sally prepared 18 bags of granola to a sell at a fundraiser. She also recieved a  $aed10$  donation. Wrie and solve an inequality to find the price she should charge for each bag of granola if she wants to raise at least  $aed115$  

•  $p\ge aed3.75$  

•  $p\le aed3.75$  

•  $p<aed3.75$  

•  $p>aed3.75$  

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.CED.A.3

Saeed works for a lawn service company. It takes him
  $\frac{3}{4}$   hour to mow a lawn. If he works more than   $8$  hours, he gets a  $\frac{1}{2}$  hour lunch. Write and solve an inequality to find the number of lawns Saeed can mow if he works at least  $14\ hours$  
  

•  $n\ge18\ lawns$  

•  $n\le18\ lawns$  

•  $n<18\ lawns$  

•  $n>18\ lawns$  

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.CED.A.3

 $-y\ -\ 5<1$  

Solve the following inequality

•  $y<-12$  

•  $y>-12$  

•  $y<12$  

•  $y>12$  

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

 $$   $9\ge\ -2f\ +\ 2$  

Solve the following inequality

•  $f\ge-3.5$  

•  $f\le-3.5$  

•  $f\ge3.5$  

•  $f\le3.5$  

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3