Which expression is equivalent to -18a^-2 b^5/-12a^-4 b^-6? assume a=0, b=0. a- 2a^2 b^11/3 b-2a^2 b^30/3 c-3a^2 b^11/2 d-3a^2 b^30/2

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

Eric has challenged himself to walk 24,000 steps in 4 days. if eric walks the same number of steps each day, which function represents the number of steps eric still needs to walk to reach his goal with respect to the number of days since he started his challenge? a. y = 8,000x − 24,000 b. y = -8,000x + 24,000 c. y = 6,000x − 24,000 d. y = -6,000x + 24,000