plz answer 21th and 22th plzzzzz
Attachments:
Answers
Answered by
1
21. 3x+4y=26
3(m)+4(2m+1)=26
3m+8m+4=26
11m+4=26
11m=26-4
11m=22
m=22/11
m=2 is answer
22
let son age =x
father age =y
y+5=2(x+5)
2x+10=y+5
2x-y+10-5=0
2x-y+5=0 is answer
3(m)+4(2m+1)=26
3m+8m+4=26
11m+4=26
11m=26-4
11m=22
m=22/11
m=2 is answer
22
let son age =x
father age =y
y+5=2(x+5)
2x+10=y+5
2x-y+10-5=0
2x-y+5=0 is answer
Answered by
0
answer writen in above is the correct answer
Similar questions