The sum of twice and four times of the variable x is __________

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The sum of twice and four times of the variable x is 6x

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Chapter 3: Algebra - Exercise 3.3 [Page 68]

Chapter 3 Algebra
Exercise 3.3 | Q 1. (iii) | Page 68

If p = −2, q = −1 and r = 3, find the value of p³ + q³ + r³ + 3pqr

If p = −2, q = −1 and r = 3, find the value of p⁴ + q⁴ − r⁴

Subtract:

10x² from −7x²

`(-4)/3 y = - 3/4`, then y = ______.

Annual salary at r rupees per month alongwith a festival bonus of Rs 2000 is ______.

Kartik is n years old. His father is 7n years old.

Price of petrol was Rs. p per litre last month. Price of petrol now is Rs. (p – 5) per litre.

The number of girls enrolled in a school last year was g. The number of girls enrolled this year in the school is 3g – 10.

Give expression for the following case.

7 added to p

Give expression in the following case.

11 subtracted from 2m