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 :
3*(-4*x-1)-2*x+4-(43)=0
Step by step solution :
Step 1 :
Step 2 :
Pulling out like terms :
2.1 Pull out like factors :
-4x - 1 = -1 • (4x + 1)
Equation at the end of step 2 :
((-3 • (4x + 1) - 2x) + 4) - 43 = 0
Step 3 :
Step 4 :
Pulling out like terms :
4.1 Pull out like factors :
-14x - 42 = -14 • (x + 3)
Equation at the end of step 4 :
-14 • (x + 3) = 0
Step 5 :
Equations which are never true :
5.1 Solve : -14 = 0
This equation has no solution.
A a non-zero constant never equals zero.
Solving a Single Variable Equation :
5.2 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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