(ii) (a) What is the prize amount for hockey?... | Case-Study 2m | Maths | SuperPadhai

Linear Equations > Question

Case-Study2 marksYear: 2023MediumCBSE Class 10

linear-equationscase-studysolving-equations

Question

(ii) (a) What is the prize amount for hockey?

Solution

1

Solving

5 x + 4 y = 9500

... (1) and

4 x + 3 y = 7370

... (2): Multiply (1) by 3 and (2) by 4:

15 x + 12 y = 28500

,

16 x + 12 y = 29480

. Subtracting:

x = 980

.

+2 marks

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