Advertisements
Advertisements
Question
Solve: 7m - 1 = 20
Sum
Solution
7m - 1 = 20
⇒ 7m = 20 + 1
⇒ 7m = 21
⇒ m = `21/7`
⇒ m = 3
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Solve the following equation and also check your result:
\[\frac{7y + 2}{5} = \frac{6y - 5}{11}\]
Solve the following equation and also check your result:
\[6 . 5x + \frac{19 . 5x - 32 . 5}{2} = 6 . 5x + 13 + \left( \frac{13x - 26}{2} \right)\]
Solve the following equation and verify your answer:
\[\frac{2}{3x} - \frac{3}{2x} = \frac{1}{12}\]
Find a positive value of x for which the given equation is satisfied:
\[\frac{x^2 - 9}{5 + x^2} = - \frac{5}{9}\]
Solve: b - 5 = 7
Solve: y - `3 1/2` = 6
Solve: `"a"/5` = - 15
Solve: 2 – y = 8
Solve: 4z – 5 = 3 – z
“Sum of a number and two times that number is 48” can be written as y + 2y = 48