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If 832.58 - 242.31 = 779.84 - a, find the value of 'a'.
Question

If 832.58 - 242.31 = 779.84 - a, find the value of 'a'.

A.

199.57

B.

189.57

C.

295.05

D.

179.57

Correct option is B

Given:
832.58−242.31=779.84−a
Concept Used:
Basic algebraic manipulation to isolate a.
Solution:
Simplify the left-hand side:
832.58−242.31= 779.84−a
590.27=779.84−a
a=779.84−590.27
a=189.57

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