Advertisements
Advertisements
प्रश्न
Solve the following equation: `"z"/2.4 + 3.6 = 5.1`
Advertisements
उत्तर
`"z"/2.4 + 3.6 = 5.1`
⇒ `"z"/2.4 + 3.6 - 3.6 = 5.1 - 3.6` (Substracting 3.6 from both sides)
⇒ `"z"/2.4` = 1.5
⇒ `"z"/2.4 xx 2.4 = 1.5 xx 2.4` (Multiplying by 2.4)
⇒ z = 3.60
∴ z = 3.6
APPEARS IN
संबंधित प्रश्न
When two consecutive natural numbers are added, the sum is 31; find the numbers.
A whole number is increased by 7 and the new number so obtained is multiplied by 5; the result is 45. Find the whole number.
The difference between the ages of a woman and her son is 19 years and the sum of their ages is 37 years; find the age of the son.
Two natrual numbers differ by 6 and sum of them is 36. Find the larger number.
The difference between the two numbers is 23. Taking the larger number as x, find:
(i) the expression for a smaller number.
(ii) the smaller number, if the sum of these two numbers is 91.
Find three consecutive integers such that their sum is 78.
Solve the following equation: 2x + 3 = 7
Solve the following equation: 5y + 4.9 = 2.4
Solve the following equation: 48 z + 3.6 = 1.2
If a number x is decreased by 15 and the result is multiplied by 3 to get 81, which equation correctly represents this?
