<span>If dog food costs $2 a pound and Cara buys 9 pounds, her expenditure on dog food is 9 x 2. This makes $18. If she has a total budget of $25 and spends $18 on dog food, she has $7 left over for treats (25 - 18 = 7). At $1 each, she can buy up to 7 treats.</span>
<h2><em><u>plants are </u></em><em><u>very helpful</u></em><em><u> because we get </u></em><em><u>ox</u></em><em><u>ygen</u></em><em><u> from plants to inhale and </u></em><em><u>Excel</u></em><em><u> carbon dioxide which is unsuitable for a good</u></em><em><u> environment</u></em><em><u> </u></em><em><u>plants inhale carbon dioxide and consumed at and XL oxygen which we inhale carbon dioxide is a major reason for global warming</u></em><em><u> and plants are very helpful in our life because if there are no plants = no life</u></em><em><u> because no</u></em><em><u> oxygen</u></em></h2>