Solve.
-One number is 1 less than a second number. Twice the second number is 10 less than 3 times the first. Find the two numbers.
A) 13 and 14
B) -13 and -12
C) 12 and 13
D) 11 and 12

Question

Quizplus · Accepted Answer

Let the first number be x and the second number be y. The given conditions are: y = x + 1 and 2y = 3x - 10. Substituting y from the first equation into the second gives 2(x + 1) = 3x - 10. Solving this equation for x gives x = 12, and substituting back to find y gives y = 13.

Solve. -One Number Is 1 Less Than a Second Number. Twice