A system of equations is given below:

y = 3x + 4

2x + 3y = 10

Which of the following steps could be used to solve by substitution?

3x + 4 = 2x+3y

2x + 3 (3x + 4) = 10

2 (3x+4) + 3y = 10

3 (y = 3x+4)

Sid says 26 is a multiple of 3. Is Sid correct? Why or why no?

What is the best estimate for the percent equivalent of 7/15

The angle of the roof on kaya's dollhouse is 56 degrees. she built a scale model of the dollhouse with a scale ratio of 1:4. what is the measure of the angle of the roof of the model? a) 14 degrees b) 34 degrees c) 56 degrees d) 224 degrees

You have 33 math and science problems for homework. you have 7 more math problems than science problems. how many problems do you have in each subject

What is the equation for the question, if you have $50 dollars in the bank and it doubles every 6 months?

A broker has a four-year contract to manage a rental unit for an investor. He is to receive 50% of the first month's rent and 5% of each remaining month. The rent is $600/month. How much will the broker earn over the term of the contract?

A line that is parallel to the graph of y=1/2+6 with a y-intercept of (0,-2)

The sum of two numbers is 49. One number is 35 more than the other. find the two numbers

Eugene stands 8 feet from a wall where his family portrait is hanging. Eugene's eye height is 5 feet above the floor and the angle of elevation from his eyes to the top of the portrait is 46. How far above the floor is the top of the portrait?

Jane took a survey at school and found that 3 of the students surveyed planned to take wood shop as their next elective, while 9 of them planned to take other electives.