Saved Bookmarks
| 1. |
The Difference Between Two Number Is 18 If Four Times The Second Number Is Less Then Three What Is The Sum These Two Number? |
|
Answer» Let first number = P And second number = Q According to the question P - Q = 10 ....(i) And 3P - 4Q = 18...(ii) on multiply eq (i) by 3 and then subtract eq (ii) from it 3P - 3Q = 54 3P - 4Q = 18 Q = 36 On putting the value of Q in the eq (i) P = 18 + Q = 18 +36 P = 54. Let first number = P And second number = Q According to the question P - Q = 10 ....(i) And 3P - 4Q = 18...(ii) on multiply eq (i) by 3 and then subtract eq (ii) from it 3P - 3Q = 54 3P - 4Q = 18 Q = 36 On putting the value of Q in the eq (i) P = 18 + Q = 18 +36 P = 54. |
|