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What is the value of c when the expression 21.2x + c is equivalent to 5.3(4x − 2.6)?

User Fudy
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2 Answers

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5.3(4x - 2.6) = 21.2x - 13.78
Comparing with 21.2x + c:-
the value of c = -13.78 Answer
User Stardt
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7 votes
Hi there! The answer is c = - 13.78

To find our answer we need to work out the parenthesis. This is for instance possible using rainbow technique.


5.3(4x - 2.6) = \\ 5.3 * 4x - 5.3 * 2.6 = \\ 21.2x - 13.78

Therefore the value of c = - 13.78.
~ Hope this helps you!
User Intrications
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