Matematika Kelas VII

Algebra is one branch of mathematics that uses symbols and mathematical operations...

• Addition and subtraction

• Addition and terms

• Multiplication and factors

• Division and constants

The constant of the algebraic expression 9x² - 4x + 5y² - 12 is...

• -12

• -4

• 5

• 9

The result of 3x + b + 4b - x is

• 2x + 5b

• 2x + 3b

• 3x + 2b

• 5x + 2b

The result of 3p - 4q + 6p + 6q is....

• -4p - 10q

• -3p - 10q

• 2p + 6q

• 3p + 2q

The number of terms in 5y³ + 6y² - 15y + 38 is....

• 1

• 2

• 3

• 4

Like terms in the algebraic expression 2x² - 6x + 12 + 9x² - 6 are....

• -6x and -6y

• -6x and 6y

• 2x² and 6

• 2x² and 9x²

The coefficient of a² in the algebraic expression 2a³ - 15a² + 3a - 12 is

• -15

• -5

• 2

• 3

The result of the multiplication (2x + 3)(x - 1) is

• 2x - 3

• 2x² + x - 3

• -2x + x - 5

• 2x + 3

Consider the following terms (1) x² and 2x² (2) y and -7y (3) x and -2y (4) x² and -7y. The correct like terms are shown in number...

• (1) and (2)

• (1) and (3)

• (2) and (3)

• (2) and (4)

A variable is a factor expressed in the form of....

• Number

• Operation

• Letter

• Algebra