Question
Solve the equation(The real numbers system)
x∈/R
Evaluate
−3x−(2x−4)×2=−6x4−3
Evaluate
−3x−2(2x−4)=−6x4−3
Move the expression to the left side
−3x−2(2x−4)−(−6x4−3)=0
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
−3x−2(2x−4)+6x4+3=0
Calculate the sum or difference
More Steps

Evaluate
−3x−2(2x−4)+6x4+3
Expand the expression
More Steps

Calculate
−2(2x−4)
Apply the distributive property
−2×2x−(−2×4)
Multiply the numbers
−4x−(−2×4)
Multiply the numbers
−4x−(−8)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
−4x+8
−3x−4x+8+6x4+3
Subtract the terms
More Steps

Evaluate
−3x−4x
Collect like terms by calculating the sum or difference of their coefficients
(−3−4)x
Subtract the numbers
−7x
−7x+8+6x4+3
Add the numbers
−7x+11+6x4
−7x+11+6x4=0
Solution
x∈/R
Show Solution

Solve the equation(The complex numbers system)
x1≈−0.836128−1.023689i,x2≈−0.836128+1.023689i,x3≈0.836128−0.591844i,x4≈0.836128+0.591844i
Evaluate
−3x−(2x−4)×2=−6x4−3
Multiply the terms
−3x−2(2x−4)=−6x4−3
Move the expression to the left side
−3x−2(2x−4)−(−6x4−3)=0
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
−3x−2(2x−4)+6x4+3=0
Calculate the sum or difference
More Steps

Evaluate
−3x−2(2x−4)+6x4+3
Expand the expression
More Steps

Calculate
−2(2x−4)
Apply the distributive property
−2×2x−(−2×4)
Multiply the numbers
−4x−(−2×4)
Multiply the numbers
−4x−(−8)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
−4x+8
−3x−4x+8+6x4+3
Subtract the terms
More Steps

Evaluate
−3x−4x
Collect like terms by calculating the sum or difference of their coefficients
(−3−4)x
Subtract the numbers
−7x
−7x+8+6x4+3
Add the numbers
−7x+11+6x4
−7x+11+6x4=0
Calculate
x≈0.836128+0.591844ix≈0.836128−0.591844ix≈−0.836128+1.023689ix≈−0.836128−1.023689i
Solution
x1≈−0.836128−1.023689i,x2≈−0.836128+1.023689i,x3≈0.836128−0.591844i,x4≈0.836128+0.591844i
Show Solution
