Advertisements
Advertisements
प्रश्न
Solve the following equations: a(2x - b) - b(3x - a)+a(x + 1) = b(x + 5)
उत्तर
a(2x - b) - b(3x - a)+a(x + 1) = b(x + 5)
On simplyfying, we get:
2ax - ab - 3bx + ab + ax + a = bx + 5b
⇒ 3ax - 4b x = 5b - a
⇒ x(3a - 4b) = 5b - a
⇒ x = `(5"b" - "a")/((3"a" - 4"b")`.
APPEARS IN
संबंधित प्रश्न
Solve the following equation:
5(8x + 3) = 9(4x + 7)
Solve the following equation:
p + 0.02 = 0.08
Solve: `"2x"/3 + "x"/2 - "3x"/4 = 1`
Solve: `"2p"/3 - "p"/5 = 35`
Solve: `(3"x" - 2)/7 - ("x" - 2)/4 = 2`
A number is as much greater than 35 as is less than 53. Find the number.
Solve the following equations for the unknown: 8x - 21 = 3x - 11
Solve the following equations for the unknown: `(1)/(x - 1) + (4)/(5) = (2)/(3), x ≠ 1`
A and B together can complete a piece of work in 4 days, but A alone can do it a in 12 days. How many days would B alone take to do the same work.
How many kilograms of tea at Rs 50 per kg should be mixed with 35 kg of tea costing Rs 60 per kg so as to sell the mixture at Rs 57 per kg without gaining or losing anything in transaction?
