How do you write 300,000,000,000 in expanded form

300,000,000,000 is written as Three hundred million

Your answer shouldn't have that many 0's. If you're looking for the word form, it's three hundred billion.

1. isolate the variable, in this case, d. subtract 35.5 on both sides of the equation.2. 52 subtracted by 35.5 is 16.53. therefore your answer would be d= 16.5this is the basics of pre algebra, isolating variable through adding, subtracting, multiplying, and dividing, if you have any other questions to ask just comment!