Try this solution:
1. if 1st number is 'x', the 2d number is 'y', then it is possible to make up the system of two equation according to the condition:
$\left \{ {{x-y=1} \atop {x+y=21}} \right. \ =\ \textgreater \ \ \left \{ {{x=11} \atop {y=10}} \right.$
2. one number is 11, another number is 10.

3 0

3 years ago

What percent of all patients are blood type AB? Round your answer to the nearest tenth of a percent. Type a numerical answer in

Makovka662 [10]

Depends on the type of AB, is it AB positive or AB negative

<span>AB-positive: 3.4 percent
<span>AB-negative: 0.6 percent

if you need both add the percentages together</span></span>

6 0

3 years ago

A bus leaves a bus station and picks up two people at the first stop . At the second stop , the bus picks up three more people .

gogolik [260]

The answer is D. The bus picked up people, and the graph is saying it dropped people off.

4 0

4 years ago