Finite Math Examples

Solve the System of @WORD 2x+y=15 , 3x+y=20
,
Step 1
Subtract from both sides of the equation.
Step 2
Replace all occurrences of with in each equation.
Tap for more steps...
Step 2.1
Replace all occurrences of in with .
Step 2.2
Simplify the left side.
Tap for more steps...
Step 2.2.1
Simplify .
Tap for more steps...
Step 2.2.1.1
Remove parentheses.
Step 2.2.1.2
Subtract from .
Step 3
Move all terms not containing to the right side of the equation.
Tap for more steps...
Step 3.1
Subtract from both sides of the equation.
Step 3.2
Subtract from .
Step 4
Replace all occurrences of with in each equation.
Tap for more steps...
Step 4.1
Replace all occurrences of in with .
Step 4.2
Simplify the right side.
Tap for more steps...
Step 4.2.1
Simplify .
Tap for more steps...
Step 4.2.1.1
Multiply by .
Step 4.2.1.2
Subtract from .
Step 5
The solution to the system is the complete set of ordered pairs that are valid solutions.
Step 6
The result can be shown in multiple forms.
Point Form:
Equation Form:
Step 7