Solution - Linear equations with one unknown
x=-3
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 :
1/2*(8*x-6)-(x-12)=0
Step by step solution :
Step 1 :
1
Simplify —
2
Equation at the end of step 1 :
1
(— • (8x - 6)) - (x - 12) = 0
2
Step 2 :
Step 3 :
Pulling out like terms :
3.1 Pull out like factors :
8x - 6 = 2 • (4x - 3)
Equation at the end of step 3 :
(4x - 3) - (x - 12) = 0
Step 4 :
Step 5 :
Pulling out like terms :
5.1 Pull out like factors :
3x + 9 = 3 • (x + 3)
Equation at the end of step 5 :
3 • (x + 3) = 0
Step 6 :
Equations which are never true :
6.1 Solve : 3 = 0
This equation has no solution.
A a non-zero constant never equals zero.
Solving a Single Variable Equation :
6.2 Solve : x+3 = 0
Subtract 3 from both sides of the equation :
x = -3
One solution was found :
x = -3How did we do?
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