Question
Simplify the expression
40x2−39xy+9y2
Evaluate
(5x−3y)(8x−3y)
Apply the distributive property
5x×8x−5x×3y−3y×8x−(−3y×3y)
Multiply the terms
More Steps

Evaluate
5x×8x
Multiply the numbers
40x×x
Multiply the terms
40x2
40x2−5x×3y−3y×8x−(−3y×3y)
Multiply the numbers
40x2−15xy−3y×8x−(−3y×3y)
Multiply the numbers
40x2−15xy−24yx−(−3y×3y)
Multiply the terms
More Steps

Evaluate
−3y×3y
Multiply the numbers
−9y×y
Multiply the terms
−9y2
40x2−15xy−24yx−(−9y2)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
40x2−15xy−24yx+9y2
Solution
More Steps

Evaluate
−15xy−24yx
Rewrite the expression
−15xy−24xy
Collect like terms by calculating the sum or difference of their coefficients
(−15−24)xy
Subtract the numbers
−39xy
40x2−39xy+9y2
Show Solution
