If ST=SV=90, TU=7x, and UV=x+84, what is the value of x?

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered

Let f of x equals the integral from 1 to 3 times x of the natural logarithm of t squared. use your calculator to find f″(1).

Zoe paid $18.60 in sales tax in tips for her dinner the sales tax rate is 11% and she tipped 20% what was the price of zoe’s dinner before sales tax and tips