Algebra
Calculus
Trigonometry
Matrix
Question
Solve the equation
d=0
Evaluate
6d−d×211=2d−d×213
Simplify
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Evaluate
6d−d×211
Use the commutative property to reorder the terms
6d−211d
Collect like terms by calculating the sum or difference of their coefficients
(6−211)d
Subtract the numbers
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Evaluate
6−211
Reduce fractions to a common denominator
26×2−211
Write all numerators above the common denominator
26×2−11
Multiply the numbers
212−11
Subtract the numbers
21
21d
21d=2d−d×213
Simplify
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Evaluate
2d−d×213
Use the commutative property to reorder the terms
2d−213d
Collect like terms by calculating the sum or difference of their coefficients
(2−213)d
Subtract the numbers
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Evaluate
2−213
Reduce fractions to a common denominator
22×2−213
Write all numerators above the common denominator
22×2−13
Multiply the numbers
24−13
Subtract the numbers
2−9
Use b−a=−ba=−ba to rewrite the fraction
−29
−29d
21d=−29d
Add or subtract both sides
21d−(−29d)=0
Subtract the terms
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Evaluate
21d−(−29d)
Collect like terms by calculating the sum or difference of their coefficients
(21−(−29))d
Subtract the terms
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Evaluate
21−(−29)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
21+29
Write all numerators above the common denominator
21+9
Add the numbers
210
Reduce the numbers
15
Calculate
5
5d
5d=0
Solution
d=0
Show Solution
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