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प्रश्न
State which of the following are equations (with a variable). Give reason for your answer. Identify the variable from the equations with a variable.
7 − x = 5
उत्तर
An equation with variable x
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संबंधित प्रश्न
Different mathematical operations are given in the two rows below. Find out the number you get in each operation and make equations.
16 ÷ 2; 5 × 2; 9 + 4; 72 ÷ 3; 4 + 5; 8 × 3; 19 - 10; 10 - 2; 37 - 27; 6 + 7
Write the following statement as an equation:
5 subtracted from thrice a number is 16.
Solve the following equation by the trial-and-error method: 2y + 4 = 3y
Solve the following equation and verify the answer:
`x/5`=12
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If \[\frac{1}{3} x + 5 = 8\], then x = ?
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The sum of three times x and 11 is 32.
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Our class has n students. The school has 20 n students.
Change the following statements using expressions into statements in ordinary language.
(For example, Given Salim scores r runs in a cricket match, Nalin scores (r + 15) runs. In ordinary language − Nalin scores 15 runs more than Salim.)
Jaggu is z years old. His uncle is 4z years old and his aunt is (4z − 3) years old.
State which of the following are equations (with a variable). Give reason for your answer. Identify the variable from the equations with a variable.
20 = 5y
