Fill in the Blank: 5a + 4b + 4x − 2c = 4x − (...........) - Mathematics

Fill in the blank:

5a + 4b + 4x − 2c = 4x − (...........)

Fill in the Blanks

5a + 4b + 4x − 2c = 4x − (2c − 5a − 4b)

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Concept of Substitution

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Chapter 20: Substitution (Including Use of Brackets as Grouping Symbols) - Exercise 20 (C)

Chapter 20 Substitution (Including Use of Brackets as Grouping Symbols)
Exercise 20 (C) | Q 1.5

Fill in the blank, when:
x = 3, y = 6, z = 18, a = 2, b = 8, c = 32 and d = 0.

z ÷ x = ..................

Find the value of 2a + 4b + 5c, when a = 5, b = 10 and c = 20

Find the value of 2p − 3q + 4r − 8s, when p = 10, q = 8, r = 6, and s = 2

If a = 3, b = 0, c = 2 and d = 1, find the value of 2a² − 3b² + 4c² − 5d²

Find the value of 3x³ – 4x² + 5x – 6, when x = − 1.

If x = 2, y = 5 and z = 4, find the value of the following:

`("x"^2"y"^2"z"^2)/"xz"`

Simplify:

3x + (8x − 5x) − (7x − x)

If x = 3, y = 2 and z = 1; find the value of 3x² − 5y²

If P = − 12x² – 10xy + 5y², Q = 7x² + 6xy + 2y², and R = 5x² + 2xy + 4y²; find P + Q + R

Simplify:

3x – 6 {3x – 8 (5x – 10)}