Calculate the value of algebraic expressions — task. Maths CBSE Homework Assignments, Class 7.

Find out the value of algebraic expressions if \(m =\) 28, \(n=\) 9.

18 m - 12 n - 7

\(=\) .

II)

m^{2} - 4 n^{2} + 5

\(=\) .

III)

2 m^{2} - {7 n}^{2} + 18

\(=\) .

Did you find an error?

3. Calculate the value of algebraic expressions