substract the sum of -5xy²+3x³y² and -7x³y²+5y²x from the sum of 4xy²-1+x³y²and -3+4y²x
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Answer:
5x³y² + 8 xy² - 4
Step-by-step explanation:
( x³y² + 8 xy² - 4 ) - ( - 4x³y² + 0 ) = x³y² + 8 xy² - 4 + 4x³y² = 5x³y² + 8 xy² - 4
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