Question
Solve the equation
x=12
Evaluate
21x−5=10−43x
Multiply both sides of the equation by LCM
(21x−5)×4=(10−43x)×4
Calculate
More Steps

Evaluate
(21x−5)×4
Apply the distributive property
21x×4−5×4
Multiply the numbers
More Steps

Evaluate
21×4
Reduce the numbers
1×2
Simplify
2
2x−5×4
Multiply the numbers
2x−20
2x−20=(10−43x)×4
Calculate
More Steps

Evaluate
(10−43x)×4
Apply the distributive property
10×4−43x×4
Multiply the numbers
40−43x×4
Multiply the numbers
More Steps

Evaluate
−43×4
Reduce the numbers
−3×1
Simplify
−3
40−3x
2x−20=40−3x
Move the expression to the left side
2x−20+3x=40
Move the expression to the right side
2x+3x=40+20
Add and subtract
More Steps

Evaluate
2x+3x
Collect like terms by calculating the sum or difference of their coefficients
(2+3)x
Add the numbers
5x
5x=40+20
Add and subtract
5x=60
Divide both sides
55x=560
Divide the numbers
x=560
Solution
More Steps

Evaluate
560
Reduce the numbers
112
Calculate
12
x=12
Show Solution

Rewrite the equation
x=12
Evaluate
21x−5=10−43x
Multiply both sides of the equation by LCD
2x−20=40−3x
Move the variable to the left side
5x−20=40
Move the constant to the right side
5x=60
Solution
x=12
Show Solution
