if x=2✓3 and y=✓5 is a solution of 3x-4yk=7.find k
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Value of k if x=3 and y=2
3×3+4×2=k
9+8=k
17=k
Hope it helps u
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3×3+4×2=k
9+8=k
17=k
Hope it helps u
Mark me the brainliest
Answered by
1
Answer:
3(2✓3)-4(✓5)k=7
6✓3-4✓5k=7
✓3×6×6-✓5×4×4k=7
✓108-✓80k=7
squaring both sides
108-80k=7²
28k=49
k=49÷28
k=7 upon 4
pls mark me brainliest
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