Find the 2nd term in the expansion of (x + 5)^7

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

Ftara spends $219 a month for her car payment and she makes $3,200 a month, what percent of her monthly income is spent on her car payment?

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)