Solving systems of equations by elimination

16x-10y=10

-8x-6y=6

Two brothers decide that a 21-hour task is to be divided so thst the older brother works twice as long as the younger brother. How long must the older brother work?

What is the BEST estimate for the value of x in this inequality? 9.2 A) square root 80 B) square root 82 C) square root 85 D) square root 87 I think the answer is B

Planet Strobe travels one full rotation arlund the sun in approximately 462.25 days. How many minutes does it take for strobe to travel one full rotation around the sun? Show all your work. Make sure to include units in your answer.

What is the volume in cubic centimeters of a rectangular prism that has a length of 4 centimeters a width of 9 centimeters and a height of 10 centimeters

Joy bought 2 bath towels from a linen store, but returned 3 hand towels. Kay bought 3 bath towels and 3 hand towels. Joy's bill was $5. Kay's bill was $45. What are the prices of the bath and hand towels?

Most skilled individuals texting are less likely to have an accident compared to the ones that have to look at their phones?

Write the function rule for the given set of ordered pairs. Express your answer in slope-intercept form. { (-5, - 9.5), (-3, - 4.5), (5, 15.5), (6, 18) }

Which is the solution set of the compound inequality 3.5x-10>-3and 8x-9<39

what should be done to both sides of the equation in order to solve 1/3 x = 4? multiply by 4, divide by 4, multiply by 1/3, divide by 1/3

The ratio of the number of student to the number of teachers in a school is 17:5. If there are 35 teachers in the school how many students are in the school