Solve Expressions with Value of X

Solve the equation: 
x + 7 = 12

• x = 5

• x = 19

• x = -5

• x = 84

Tags

CCSS.6.EE.B.7

Simplify the Expression: 10x - 3(2x + 8)

• 4x - 24

• -4x + 24

• 16x - 24

• 14x - 6

Tags

CCSS.6.EE.A.3

Simplify the Expression: 21 - 8x - 4 + 9x

• -4x -17

• 17x + 25

• x + 17

• 17x + 17

Tags

CCSS.7.EE.A.1

Solve the equation:
1/2x = 6

• x = 12

• x = -12

• x = 3

• x = -3

Tags

CCSS.6.EE.B.7

Evaluate the expression when x = 7 and y = 4
xy - 4(2)

• 3

• 20

• 48

Tags

CCSS.6.EE.A.2C

• 3

• 7

• 5

• 4

Tags

CCSS.6.EE.A.2C

Evaluate x + y + z + a - c when x=11, y = 3, z = 4, a = 14 and c=10?

• 22

• 32

• 2

• 17

Tags

CCSS.6.EE.A.2C

Evaluate -2x  if     x = 10

• -8

• 20

• -20

Tags

CCSS.6.EE.A.2C

Simplify the Expression: 5(x + 2) + 2x

• 7x + 2

• 7x + 10

• 5x + 4

• 7x + 7

Tags

CCSS.6.EE.A.3

What is the value of the expression
x² + y² + x - y 
when x = -1 and y = 3

• 6

• 8

• 12

• 16

Tags

CCSS.6.EE.A.2C