Respectively. Gift card A has a remaining balance that is $4.91 more than half of the original balance. Gift card B has a remaining balance that is 19% of the original balance. Gift card C has a remaining balance that is of the original balance. Use estimation strategies to complete the statements below. Kareem estimated he could buy a watch that costs $80 using only his three gift cards. Kareem's estimate of $80 reasonable because the total remaining balance for all three gift cards is approximately $, which is the cost of the watch he wants to buy. Kareem buy the watch using only his three gift cards.

Solved

Show answers

Ответ:

germaine88

02.10.2022

Mathematics

a=3,b=2

$\\ \sf\longmapsto 2a^2-2ab-3b^2-9$

$\\ \sf\longmapsto 2(3)^2-2(3)(2)-3(2)^2-9$

$\\ \sf\longmapsto 2(9)-12-3(4)-9$

$\\ \sf\longmapsto 18-12-12-9$

$\\ \sf\longmapsto 6-18$

$\\ \sf\longmapsto -12$

0,0(0 оценок)

Ask your question to the AI advisor

Ai-bot is an expert in any field and is the perfect companion for reliable and useful answers and advice on a variety of topics, including science, history, technology, art, sports, health, culture and more.

Ask your question

More tips

Answers on questions: Mathematics

Ask an AI advisor a question

I want advice