1. One Variable Equations TSWBAT solve one variable equations using laws of addition, subtraction, multiplication, and division.

2. One variable Equations There are 4 steps – There are 4 steps – Step 1 Simplify by Distribution or by Combining Like Terms. Step 1 Simplify by Distribution or by Combining Like Terms. Step 2 Add or Subtract the same value to both sides to isolate the variable. Step 2 Add or Subtract the same value to both sides to isolate the variable. Step 3 Multiply or Divide the same value to both sides to isolate the variable. Step 3 Multiply or Divide the same value to both sides to isolate the variable. Step 4 Check your answer. Step 4 Check your answer.

3. One Variable Equations Examples - Examples -

4. Word Problems TSWBAT solve word problems by translating word sentences into one variable equations.

5. Steps to solve a Word Problem Step 1 – Read the Problem Step 1 – Read the Problem Step 2 – Draw a picture/diagram/graph Step 2 – Draw a picture/diagram/graph Step 3 – Define your variable Step 3 – Define your variable Step 4 – Label picture/diagram/graph Step 4 – Label picture/diagram/graph Step 5 – Re-Read the problem Step 5 – Re-Read the problem Step 6 – Set up Equation Step 6 – Set up Equation Step 7 – Solve Step 7 – Solve Step 8 – Check your answer Step 8 – Check your answer

6. Example Tickets to the Civic Center Auditorium for a rock concert were $19 for seats near the front and $14 for rear seats. There were 525 more rear seats sold than front seats, and sales for all tickets totaled $31,770. How many of each kind of ticket were sold? Tickets to the Civic Center Auditorium for a rock concert were $19 for seats near the front and $14 for rear seats. There were 525 more rear seats sold than front seats, and sales for all tickets totaled $31,770. How many of each kind of ticket were sold? Draw a picture - Draw a picture -

7. Example Define your Variable x=number of front seat tickets sold Define your Variable x=number of front seat tickets sold Label your drawing. Label your drawing. Re-Read the Problem Re-Read the Problem Write Equation – Price X Number = Sales Write Equation – Price X Number = Sales Front Sales + Rear Sales = Total Sales

8. Example Solve for x. Solve for x. Check your answer. Check your answer.