Which subtraction sentences have a difference of 142 Choose Yes or No for each number sentence. 5 - 4. Choose.
8
Choose
Choose...
9-81 choose.

Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4

Bobs burgers bam has a special deal of 4 hamburgers for $6. at that rate, how much should it cost to buy 3 hamburgers?