Math, asked by ksholet, 1 year ago

verify the substitution that the root of 5x - 8 = 7 is 3

Answers

Answered by ItSdHrUvSiNgH

5

Step-by-step explanation:

5x -8 = 7

5x = 7+8

5x = 15

x = 3

verification.....

5x -8 = 7

5(3) - 8 = 7

15 - 8 = 7

7=7

verified it's correct✅

Answered by MrCombat

3

Answer:

5x - 8 = 7

5x = 7 +8

5x = 15

x = 3

Then,

5x - 8 = 7

5*3 -8 =7

15 - 8 =7

7 = 7

L. H. S = R. H. S

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