Solve for x and y; [x + y X – 4]
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Step-by-step explanation:
given equations are:
x/33 + y/ 4 = 11
⇒4x + 3y = 132 …….(i)
and 5x/ 6 - y/ 3 + 7 = 0
⇒5x – 2y = -42 ……..(ii)
On multiplying (i) by 2 and (ii) by 3, we get:
8x + 6y = 264 …...(iii)
15x – 6y = -126 ….(iv)
On adding (iii) and (iv), we get:
23x = 138
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