One serving of spinach contains 20 calories and 3 grams of protein. one serving of eggs contains 150 calories and 13 grams of protein. find the number of servings of each which combined contains 160 calories and 22 grams of protein. how many servings of spinach are needed?

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain

The points (1, 7) and (0, 2) fall on a particular line. what is its equation in slope-intercept form?