Question
Solve the equation
Solve for k
k=−4
Evaluate
−k+4(k+1)=2k
Move the expression to the left side
−k+4(k+1)−2k=0
Subtract the terms
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Evaluate
−k−2k
Collect like terms by calculating the sum or difference of their coefficients
(−1−2)k
Subtract the numbers
−3k
−3k+4(k+1)=0
Calculate
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Evaluate
−3k+4(k+1)
Expand the expression
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Calculate
4(k+1)
Apply the distributive property
4k+4×1
Any expression multiplied by 1 remains the same
4k+4
−3k+4k+4
Add the terms
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Evaluate
−3k+4k
Collect like terms by calculating the sum or difference of their coefficients
(−3+4)k
Add the numbers
k
k+4
k+4=0
Move the constant to the right-hand side and change its sign
k=0−4
Solution
k=−4
Show Solution