Find the Value of 2a + 4b + 5c, When a = 5, B = 10 and C = 20

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

बेरीज

2a + 4b + 5c

= 2 × 5 + 4 × 10 + 5 × 20

= 10 + 40 + 100

= 150

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Simplify:

25y − (5x − 10y + 6x − 3y)

Simplify:

3x − [5y − {6y + 2 (10y − x)}]

Fill in the blank:

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

Insert the bracket as indicated:

2x − y + 2z = 2z − (....................)

Simplify:

3x – 8 (5x – 10)

Simplify:

3x – 6 {3x – 8 (5x – 10)}