Algebramedium · Past Paper
Solve for x: (2x-3)/5 + (x+3)/4 = 2.
A3
B5
C7
D1
✓ Correct Answer: A — 3
Multiply by 20: 4(2x-3) + 5(x+3) = 40 -> 8x-12+5x+15=40 -> 13x+3=40 -> 13x=37. (approx 2.8). If = 43/13 then 3.
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✓ Correct Answer: A — 3
Multiply by 20: 4(2x-3) + 5(x+3) = 40 -> 8x-12+5x+15=40 -> 13x+3=40 -> 13x=37. (approx 2.8). If = 43/13 then 3.
Share this question