Question

solve the equation
(i) 5(X-1)+ 3 =23
(ii) A number multiplied by 3 and increased by 5 is equal to the same number
multiplied by 7 and decreased by 15. What is the number?
The length of a rectangular field is thrice its breadth. Its perimeter is 400 meters. Find
its length and breadth?
Roy is 11 years old and his uncle is 59 years old. How many years ago was Roy's uncle
7 times as old as Roy?​

Answer 1

Step-by-step explanation:

(i) 5(X-1)+3=23

5x-5+3=23

5x-5=23-3

5x-5=20

5x=20+5

5x=25

x=25/5

x=5

Answer 2

Answer:

5(x-1)+3=23

5x-5+3=23

5x-5=23-3

5x-5=20

5x=25

x=5.

Step-by-step explanation:

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