The population of the wallingfried neighborhood has been growing steadily since 1981. in 1985, the population was 28000 people. in 1995, it was 38000 people. find an equation in the form y = m x + b , where x is the number of years past 1981 and y is the population of wallingfried.

One-third of the people from country a claim that they are from country b, and the rest admit they are from country a. one-fourth of the people from country claim that they are from country a, and the rest admit they are from country b. in a combined census of the two countries, one-half of the total claimed to be from a. what is the ratio of the populations of country a to that of country b.

Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

Write the sentence as an equation. b increased by 281 is d