Transcript -7.1 Solving Multi step equations

Add this list of numbers.
(without a calculator, paper, or pencil.)
42
32
34
14
19
10
4
Section 7.1
Solving Equations
How do we solve this equation?
3x 12  15
Solve the Equation
8x  4  5x  28
x
x
+1 +1
x
x
+1 +1 +1 +1
x
x
+1 +1
x
x
+1 +1 +1 +1
x
x
x
x
=
x
+1 +1 +1 +1
+1 +1 +1 +1
+1 +1 +1 +1
+1 +1 +1 +1
+1 +1 +1 +1
Solve the Equation
4x 15  2x  27
1.
2.
3.
Write the original problem.
Simplify both sides of the equation.
Use inverse operations to isolate the variable.
Solve the Equation
5x 122x

1.
2.
3.
Write the original problem.
Simplify both sides of the equation.
Use inverse operations to isolate the variable.
Solve the Equation
 7 x  3  2x  23
1.
2.
3.
Write the original problem.
Simplify both sides of the equation.
Use inverse operations to isolate the variable.
Solve the Equation
5x  24  3x  36  2x
1.
2.
3.
Write the original problem.
Simplify both sides of the equation.
Use inverse operations to isolate the variable.
Homework
Skills Practice 7.1
Show all work.