15. Find the sum of 16y and - 5y?

16. Find the difference of 10x'y and 2x'y

17. Subtract 9a from - 15a

18. From - 9cd?, subtract - 2cd?

after using six mushrooms to boost their speed. marcus racer has travelled 650 feet. hiw far did marcus racer travel after using three mishrooms?

Two cars are driving towad each other along a straight road. Their separation distance is l - (r1 + r2) t, where l is their original separation distance and r1 and r2 are their speeds.

Evaluate the expression. Drag the answer into the box to match the expression. 27⋅ ((33) - 1) 27 3 1 1/9 27 3 1 1/9

What is the value of 4 in the number 5,436,788

Flora is trying to find the smallest number that is evenly divisible by 4, 5, and 12. What number is she looking for?

286,489 Is an odd number. How many times greater Is the 8 In the ten thousands place than the 8 In the tens place?

A book sold 31,100 copies in its first month of release. Suppose this represents 7.8% of the number of copies sold to date. How many copies have been sold to date? Round your answer to the nearest whole number.

If x2 - 4 = 45, then x could be equal to

Tyra will flip red and yellow counter and spin a spinner labeled A-E. If Tyra flips the counter and spins the spinner, then list only the outcomes in which a red counter and a vowel are spun

Is 1 and y greater then 3 or equal