Mathematics: Harold was 5 years older than mary. in 10 years he found that 4 times his age exceeded twice mary s age by only 50. how old were harold and mary in the beginning?

Harold was 5 years older than mary. in 10 years - id5102047333, dominickstrickland

Ответ:

jermiahj55

01.01.2022

in the beginning

Harold X+5
Mary X

In 10 years

Harold X+5+10 X+15
Mary X+10

4(X+15)-2(X+10)=50
4X+60-2X-20=50
2X+40=50
2X=50-40
2X=10
X= 10÷2
X=5

Harold At The Beginning 5+5=10
Mary At The Beginning 5

0,0(0 оценок)

Ответ:

christianskyy7074

20.04.2020

Mathematics

no no

Step-by-step explanation:

nah nah nah nah nah nah nah nah

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

Harold was 5 years older than mary. in 10 years he found that 4 times his age exceeded twice mary's age by only 50. how old were harold and mary in the beginning?

Ответ:

Ответ:

Ask your question to the AI advisor

More tips

Answers on questions: Mathematics

Ask an AI advisor a question