Solve the simultaneous equations: 10x+5y=525; 5x+10y=300
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Step-by-step explanation:
10x+5y=525 (equation 1)
5x+10y=300 (equation 2)
multiply (equation 2) by 2
10x+20y=600
using elimination method
10x+5y = 525
10x+20y=600
- - -
-15y = -75
y = 5
putting value of y in equation 1
10x + 5(5) = 525
10x +25 = 525
10x = 500
x = 50
hope its clear
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