2x-3y=23 5x - 29 =8y solve by simultaneous linear equations method and explain full
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Step-by-step explanation:
2x-3y=23. 1)
5x - 29 = 8y
5x - 8y = 29. 2)
multiply eqn 1 by 5 and eqn 2 by 2
10x - 15y = 345. 3)
10x - 16y = 58. 4)
subtract eqn 4 from eqn 3
10x - 15y = 345
- 10x - 16y = 58
+
y. = 287
put y= 287 in eqn 3
10x - 15y = 345
10x - 15(287) = 345
10x -4305 = 345
10x = 345 + 4305
10x = 4650
x = 4650/10
x = 465
x = 465. and y = 287
hope it's help u
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