Y=-2x - 6

y = x + 9

Solve each system of equations using substitution or elimination.

Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. Find the function rule. [x| - 2| - 1| 0| 1| 2] [y| 9| 4| - 1| - 6| - 11]

What is the gcf of 30 90 and 130

Dina has a number cube that she uses for a game. The number cube has the shape of a triangular pyramid, with 4 faces numbered 1 through 4. Dina rolls the number cube 100 times and records the results.

The probability of a footballer being selected for a club team is 0.1, for a national team is 0.005 and for both is 0.025. What is the probability of his being selected for at least one of the teams?

A male African elephant weighs 7 tons. If a male African lion at the local zoo weighs 1/40 of the weight of the male African elephant, how many pounds does the lion weigh?

What is the square root of 90 to the nearest tenth

Students in a dance class filled out a survey. There were 25 girls and some boys who participated in the survey. The results showed that 20% of the students prefer tap dance to ballroom dance. There are 9 students who prefer tap dance.

Find the derivative of f (x) = 8x^2 + 11x at x = 7

What id 0.27%as a decimal

Colin rides his bike 10 and a half miles every morning and 12 and 1/4 miles every afternoon on Monday he wrote his usual distance in the morning but in the afternoon he rode one and a half fewer miles how many miles did Colin ride on Monday