Algebra
Calculus
Trigonometry
Matrix
Question
Solve the equation
x=−14
Evaluate
7x−28=2(4x−7)
Expand the expression
More Steps
Evaluate
2(4x−7)
Apply the distributive property
2×4x−2×7
Multiply the numbers
8x−2×7
Multiply the numbers
8x−14
7x−28=8x−14
Move the expression to the left side
7x−28−8x=−14
Move the expression to the right side
7x−8x=−14+28
Add and subtract
More Steps
Evaluate
7x−8x
Collect like terms by calculating the sum or difference of their coefficients
(7−8)x
Subtract the numbers
−x
−x=−14+28
Add and subtract
−x=14
Solution
x=−14
Show Solution
Rewrite the equation
x=−14
Evaluate
7x−28=2(4x−7)
Multiply
More Steps
Evaluate
2(4x−7)
Apply the distributive property
2×4x−2×7
Multiply the numbers
8x−2×7
Multiply the numbers
8x−14
7x−28=8x−14
Move the variable to the left side
−x−28=−14
Move the constant to the right side
−x=14
Solution
x=−14
Show Solution
Graph
