A 7th grader student chooses a random sample of 50 out of 400 students. He finds that 7 students have traveled outside the United States. The student claims that over 50 of the 400 students have likely traveled outside the United States. Is the student correct? Explain.

How can you solve an equation with a variable on both sides? complete the explanation. you can solve the equation by using *(blank)* operations to get the variable terms on one side of the equal sign and the constant terms on the *(blank)* side. then *(blank)* both sides by the coefficient of the resulting variable term.

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14