Advertisements
Advertisements
Question
Solve the following equation for the unknown: `-(3.4"m")/(2.7) = (10.2)/(9)`
Solution
`-(3.4"m")/(2.7) = (10.2)/(9)`
∴ (-3.4m)(9) = (10.2)(2.7)
∴ y = `-(10.2 xx 2.7)/(3.4 xx 9)`
∴ y = `-(102 xx 27)/(34 xx 9 xx 10)`
∴ y = `-(3 xx 3)/(1 xx 1 xx 10)`
∴ y = -0.9.
APPEARS IN
RELATED QUESTIONS
Solve the following equation:
(x - 1 )(x + 6) - (x - 2)(x - 3) = 3
Solve the following equation:
`"x"/9 = 2`
Solve the following equation:
`"c" - 1/2 = 1/3`
Solve the following equations for the unknown: 5x + 10 - 4x + 6 = 12x + 20 - 3x + 12
Solve the following equation for the unknown: `(2(x - 1))/(9) - (x - 1)/(2)` = 0
Solve the following equations for the unknown: `2(1)/(5) - (x - 2)/(3) = (x - 1)/(3)`
Solve the following equations for the unknown: `(1)/(2)(y - 1/3) + (1)/(4)(2y + 1/5) = (3)/(4)(y - 1/12)`
In a factory a worker is paid Rs. 20 per hour for normal work and double the rate for overtime work. If he worked for 56 hours in a week, find the number of hours of his normal work if he receives Rs. 1440 in all.
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.
A 700g dry fruit pack costs Rs 72. It contains some cashew kernels and the rest as dry grapes. If cashew kernels cost Rs 96 per kg and dry grapes costs Rs 112 per kg, what were the quantities of the two dry fruits separately.
