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If 5x + 7 = 42, the value of x is- |
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Answer» he equation :-Transposing 7 from LHS to RHS, changing it's sign,On subtracting,Transposing 5 from LHS to RHS, changing it's sign,Dividing 35 by 5,The value of x is 7.______________________________________Verification :-To CHECK our answer, we just have to replace x with 7 (The value of x) and see whether LHS = RHS.Doing so, we get :-LHSUsing the BODMAS rule and multiplying first,On adding,RHS SINCE LHS = RHS,HENCE VERIFIED!______________________________________ |
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