Use the substitution method to solve the system of equations.

{y=3x−7

15x−5y=14

what is the solution?

the solution is (15, 5).

the solution is (0, 7).

there is no solution.

there are an infinite number of solutions.

What is the equation of this graphed line? enter your answer in slope-intercept form in the box.

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

The graph of f(x) = |x| is transformed to g(x) = |x + 11| - 7. on which interval is the function decreasing?