Last updated at Sept. 11, 2021 by Teachoo
Transcript
Ex 4.4, 1 Set up equations and solve them to find the unknown numbers in the following cases: (a) Add 4 to eight times a number; you get 60. Let the number = b Given that, Adding 4 to eight times b = 60 So, 8b + 4 = 60 8b = 60 − 40 8b = 56 b = 56/8 b = 7
Making equations from statements and solving
Making equations from statements and solving
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