From simple questions to complex issues, IDNLearn.com has the answers you need. Join our community to receive timely and reliable responses to your questions from knowledgeable professionals.

1.the sum of three consecutive odd number is 177 find the number
2. find three consecutive even
number which add 1524
3.when a number is doubled and the added to 13 the result is 3.8 find the number
answer step by step​


Sagot :

Answer:

1.the sum of three consecutive odd number is 177 find the number

let three consecutive odd number be x,x+2&,x-2.

by question

answer

x+x-2+x+2=177

3x=177

x=177/3=59

x-2=59-2=57

x+2=59+2=61

required no are 59,57&61

2. find three consecutive even

number which add 1524

answer

let three consecutive even

number be x-2,x+2&x

by question

x-2+x+2+x=1524

3x=1524

x=1524/3=508

x-2=508-2=506

x+2=508+2=600

required no are 508,506&600

3.when a number is doubled and the added to 13 the result is 3.8 find the number

answer

let no be x

by question

2x+13=3.8

2x=3.8-13

x=-9.2/2=-4.6 is the required number