Solution - Linear equations with one unknown
t=-2
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 :
7-3*(5*t-10)-(67)=0
Step by step solution :
Step 1 :
Step 2 :
Pulling out like terms :
2.1 Pull out like factors :
5t - 10 = 5 • (t - 2)
Equation at the end of step 2 :
(7 - 15 • (t - 2)) - 67 = 0
Step 3 :
Step 4 :
Pulling out like terms :
4.1 Pull out like factors :
-15t - 30 = -15 • (t + 2)
Equation at the end of step 4 :
-15 • (t + 2) = 0
Step 5 :
Equations which are never true :
5.1 Solve : -15 = 0
This equation has no solution.
A a non-zero constant never equals zero.
Solving a Single Variable Equation :
5.2 Solve : t+2 = 0
Subtract 2 from both sides of the equation :
t = -2
One solution was found :
t = -2How did we do?
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