Solve the system of equations using substitution.

2x+y=10

y=3x

The absolute value of 5 plus a number equils 10. Which of the following options is the correct solution set for the above equation? {-5,5} {10,-10} {-5,15} {-15,5}

If a box has a surface area of 680 and the length and width are 10. What is the height?

If tan 0 = 12/5 and cos 0 = - 15/3, then what is sin 0

8 pounds of cookies are distributed equally into 6 trays to give out to the local hospital for the hard working medical staff

Which operation should be performed last to solve the inequality below? -7x + 4 > - 10 a divide each side by - 7 and reverse the inequality symbol b subtract 4 from each side c multiply each side by - 7 and reverse the inequality symbol d add 4 to

Jesse measures the water level from the top of a dock twice a day. The water level in the morning is 3 feet. The water level in the afternoon is 7.5 feet. Which statement about the relationship between the two measurements is true?

Charlotte has been working for her company for x years. Travis has been working for the same company exactly 3 years longer than Charlotte. What is the range of the relationship? A - y>0 B - y>3 C. y<3 D. 0

Without actually calculating, how much greater is the product 98*50 than the product of 97*50? Explain

What is the probability that a package is prepared between 9 a. m. and 3 p. m.?

How do i find slope on graph