Solving Linear Equations from Perimeter

The perimeter of the rectangle is 42 inches. Find the value of x.

• 7.5

• 3.25

• 4

• 6.5

Tags

CCSS.8.EE.C.7B

Both shapes have the same perimeter. Solve for x.

• x = 12

• x = 17

• x = 32

• x = 22

Tags

CCSS.3.MD.D.8

The perimeter of the rectangle is 42 cm.

Find the value of x.

• 7.5

• 3.25

• 4

• 6.5

Tags

CCSS.8.EE.C.7B

Find the value of x when the Perimeter of this rectangle is 102 yards.

• x = 7

• x = 8

• x = 9

• x = 10

Tags

CCSS.7.EE.B.4A

• A

• B

• C

• D

Tags

CCSS.8.EE.C.8C

A rectangle has a perimeter of 70 feet. Its length is five more than twice its width. Which equation can be used to determine the width of the rectangle?

• 2x + 5 = 70 

• 3x + 5 = 70 

• 6x + 10 = 70 

• 5x + 2 = 70

The perimeter of the triangle is 82 in. Find the value of a.

• 24

• 27.3

• 30.6

• none of these

Tags

CCSS.3.MD.D.8

The length of a rectangle is 3 times the width. The perimeter of the rectangle is 72 feet. Solve the equation and give the width.

• w=18

• w = 24

• w = 27

• w = 9 

Tags

CCSS.6.EE.B.7

A yard's width is 2 less than it's length.  If the perimeter of the yard is 20 feet, determine the length and the width of the yard.

• length = 2 ft, width = 4 ft

• length = 6 ft, width = 4 ft

• length = 4 ft, width = 6 ft

Tags

CCSS.8.EE.C.8C

Find the perimeter of the regular triangle.

Type your answer as: (a)   units

Tags

CCSS.3.MD.D.8