Advertisements
Advertisements
प्रश्न
Simplify: `(5 ("x" - 4))/3 + (2(5x - 3))/5 + (6(x - 4))/7`
Advertisements
उत्तर
`(5 ("x" - 4))/3 + (2(5x - 3))/5 + (6(x - 4))/7`
`=(175("x - 4") + 42("x" - 3) +90("x" - 4))/105` ...(LCM of 3,5,7 = 105)
`= (175"x" - 700 + 210"x" - 126 + 90"x" - 360)/105`
`= (175"x" + 210"x" + 90"x" - 700 - 126 - 360)/105`
`= (475"x" - 1186)/105`
APPEARS IN
संबंधित प्रश्न
The perimeter of a triangle is 14a2 + 20a + 13. Two of its sides are 3a2 + 5a + 1 and a2 + 10a – 6. Find its third side.
If x = 4a2 + b2 - 6ab; y = 3b2 - 2a2 + 8ab and z = 6a2 + 8b2 - 6ab find: x + y + z
Simplify: 4(3x - 8) - 3(5x + 3) - 2(6x - 8)
Multiply: 3x, 5x2y and 2y
Copy and complete the following multi-plication:
6 - 3x + 2x2
× 1 + 5x - x2
Copy and complete the following multiplication:
4x3 − 10x2 + 6x − 8
× 3 + 2x − x2
Simplify: `"2x"/5 + "3x"/4 - "3x"/5`
Simplify: `"4a"/7 + "2a"/3 - "a"/7`
Simplify: `"y"/5 + "y" - "19y"/15`
Simplify: `7/30 "of" ("p"/3 + "7p"/15)`
