Simplfiy 7 to the 5th x parentheses 7 to the 4th parentheses to the second power. Write your answer in two equivalent expressions when with negative exponent in one with only positive exponents

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Assemble the proof by dragging tiles to the statements and reasons column

Arianna is buying plants for her garden. she buys 15 flowering plants for $96. pink flowering plants sell for $8, and purple flowering plants sell for $5. how many pink flowering plants did arianna buy? i figured out the answer! the answer is 7. 8x +5y = 96 plug in 7 for x 8 (7) + 5y = 96 56 + 5y = 96 subtract 56 from both sides 5y/y = 40/5 y = 8 she bought 7 pink and 8 purple plants