Checking Solutions to Equations & Inequalities ko

is greater than (es mayor que)

• <

• >

• ≤

• ≥

is less than (es menor que)

• <

• >

• ≤

• ≥

is greater than or equal to (es mayor que o iqual a)

• <

• >

• ≤

• ≥

is less than or equal to (es menor que o iqual a)

• <

• >

• ≤

• ≥

At Least (por lo menos)

• <

• >

• ≤

• ≥

 $3\ \ \ \ \ 4$  

•  $>$  

•  $\ge$  

•  $<$  

•  $\le$  

•  $=$  

 $-2\ \ \ \ \ -5$  

• $>$

• $\ge$

• $<$

• $\le$

• $=$

When x = 6 in the equation

3x = 18

3(6) = 18

18= 18

TRUE OR FALSE?

SOLUTION OR NOT A SOLUTION?

• TRUE, it is a solution

• FALSE, it is not a solution

When x = 5 in the equation

x + 7 = 15

(5) + 7 = 15

12 = 15

TRUE OR FALSE?

SOLUTION or NOT a SOLUTION?

• TRUE it is a solution

• FALSE it is not a solution

When x = 22 in the equation

44 ÷ x > 11

44 ÷ (22) > 11

2 > 11

TRUE OR FALSE?

SOLUTION or NOT a SOLUTION?

• TRUE, it is a solution

• FALSE, it is not a solution