Find each sum or difference by combining the parts that are alike.
a. 417+231 = hundreds + t...
Mathematics, 21.10.2019 17:30 hhugfatqtyc
Find each sum or difference by combining the parts that are alike.
a. 417+231 = hundreds + tens + ones + hundreds + tens + ones
= hundreds + tens + ones
b. (4x²+x+7)+(2x²+3x+1)
c. (3x³−x²+8)−(x3+5x2+4x−7)
d. 3(x³+8x)−2(x³+12)
e. (5−−²)+(+²)
f. (3p+1)+6(p−8)−(p+2)
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