Advertisements
Advertisements
प्रश्न
Solve the following equation: 3z + 2 = -4
उत्तर
3z + 2 = -4
⇒ 3z + 2 - 2 = - 4 - 2 (Substrating -2 from both sides)
⇒ 3z = - 6
⇒ `"3z"/3 = (- 6)/3` (Dividing by 3)
∴ z = - 2
APPEARS IN
संबंधित प्रश्न
A number increased by 17 becomes 54. Find the number.
Two-fifths of a number subtracted from three-fourths of it gives 56, find the number.
A number is increased by 12 and the new number obtained is multiplied by 5. If the resulting number is 95, find the original number.
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.
Two natrual numbers differ by 6 and sum of them is 36. Find the larger number.
The difference between two numbers is 15. Taking the smaller number as x; find:
(i) the expression for the larger number.
(ii) the larger number, if the sum of these numbers is 71.
Solve the following equation: 2x + 3 = 7
Solve the following equation: u + `3 1/4 = 4 1/3`
Solve the following equation: -3x + 4 = 10
Solve the following equation: 5y – 15 = 27 -2y
