answer all three of the questions below.
1. write an equivalent expression to 2 + 3 + 5 + 6 by combining like terms.

2. find the sum of (8a – 2b - 4) and (3b − 5).

3.write the expression in standard form: 4(2a) + 7(−4b) + (3 ∙ c ∙ 5).

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

Which strategy is used by public health to reduce the incidence of food poisoning?

What ia the sum if the first 7 terms of the geometric series