Which equation represents the following word problem: A car is traveling twice as fast as a truck. If their combined speed is 105 miles per hour, find the speed of the car and find the speed of the truck.
Group of answer choices

3s = 105

s + s = 105

s(2s) = 105

s = 105

An alien has just landed from the planet, iksnimak. he would like to leam how to add two fractions when thedenominators are the same. write a paragraph that explains to our alien friend, in your own words, the detailsabout how to add the fractions, how to change the result to a mixed number, and how to reduce the fractionpart. use this problem as your example: the two fractions are 5/8 & 7/8

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

The holiday party will cost $160 if 8 people attend.if there are 40 people who attend the party, how much will the holiday party cost