Advertisements
Advertisements
प्रश्न
Set up an equation in the following case:
Laxmi’s father is 49 years old. He is 4 years older than three times Laxmi’s age. (Take Laxmi’s age to be y years.)
Advertisements
उत्तर
Let Laxmi be y years old.
3 × Laxmi’s age + 4 = Laxmi’s father’s age
3 × y + 4 = 49
3y + 4 = 49
संबंधित प्रश्न
Check whether the value given in the bracket is a solution to the given equation or not:
7n + 5 = 19 (n = 2)
Write equation for the following statement:
If you add 3 to one-third of z, you get 30.
Solve the following equation and verify the answer:
16(3x − 5) − 10(4x − 8) = 40
Solve the following equation and verify the answer:
Write 'T' for true and 'F' for false for the statement given below:
−3xy2z is a monomial.
Write 'T' for true and 'F' for false for the statement given below:
2x + 3 = 5 is a linear equation.
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.)
Tony puts q marbles on the table. He has 8 q marbles in his box.
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.
7 × 3 − 13 = 8
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 = (11 × 2) + p
