Question

Solve the two simultaneous equations
x + y = 36
y = 5/7 x

Please give step by step answer.
I will mark the best answer as brainliest. ​

Answer 1

Step-by-step explanation:

given step by step in picture

Answer 2

Answer:

x=21 and y=15

Step-by-step explanation:

y = 5/7 x ----------------------- equation 1

x + y = 36 ----------------------- equation 2

put value of y from equation 1 in equation 2

x + 5/7 x = 36

7x + 5x = 36×7

12x = 252

x = 252÷12

x = 21

y = 5/7 x

y = 5/7 × 21

y = 15

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