Solution - Linear equations with one unknown
x=5
Step by Step Solution
Rearrange:
Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation :
-5*(-x-1)+4*x-1-(49)=0
Step by step solution :
Step 1 :
Step 2 :
Pulling out like terms :
2.1 Pull out like factors :
-x - 1 = -1 • (x + 1)
Equation at the end of step 2 :
(((0 - -5 • (x + 1)) + 4x) - 1) - 49 = 0
Step 3 :
Step 4 :
Pulling out like terms :
4.1 Pull out like factors :
9x - 45 = 9 • (x - 5)
Equation at the end of step 4 :
9 • (x - 5) = 0
Step 5 :
Equations which are never true :
5.1 Solve : 9 = 0
This equation has no solution.
A a non-zero constant never equals zero.
Solving a Single Variable Equation :
5.2 Solve : x-5 = 0
Add 5 to both sides of the equation :
x = 5
One solution was found :
x = 5How did we do?
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