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RRB JE CBT-1Mathematical Operations
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If 7x + 3y = 45 and 3x + 7y = 35, what is the value of x + y?

A

8

B

10

C

12

D

6

Correct Answer

๐Ÿ“ MA โ€ข Math Verified SolutionRRB JE CBT-1Mathematical Operations
Option A

8

Quick Summary:

Practice and solve "If 7x + 3y = 45 and 3x + 7y = 35, what is the value of x + y?..." for RRB JE CBT-1 - Mathematical Operations ยท The correct answer is Option A: 8 ยท Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.

Concept & Solution

Practice and solve "If 7x + 3y = 45 and 3x + 7y = 35, what is the value of x + y?..." for RRB JE CBT-1 - Mathematical Operations ยท The correct answer is Option A: 8 ยท Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.

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