question If 4 10a 4 10 what is the value of a

Solve for �x: 12(14−�)=621(14−x)=6

A. �=2x=2
B. �=5x=5
C. �=8x=8
D. �=10x=10

Solve for �x: 13(9−�)=231(9−x)=2

A. �=3x=3
B. �=4x=4
C. �=5x=5
D. �=6x=6

Solve for �x: 23�+5=1132x+5=11

A. �=6x=6
B. �=9x=9
C. �=12x=12
D. �=15x=15

Solve for �x: 38(16−�)=583(16−x)=5

A. �=6x=6
B. �=8x=8
C. �=10x=10
D. �=12x=12

If 4ℎ+5=214h+5=21, what is the value of ℎh?

A. 4
B. 5
C. 6
D. 7

If the base of a triangle is 10 units and its area is 3030 square units, what is its height?

A. 3 units
B. 4 units
C. 5 units
D. 6 units

In a rhombus, what is the measure of each angle?

A. 60∘60∘
B. 90∘90∘
C. 120∘120∘
D. 180∘180∘

Solve: 5�−2=185x−2=18

A. �=4x=4
B. �=5x=5
C. �=6x=6
D. �=7x=7

Solve for �x: 34(12−�)=643(12−x)=6

A. �=3x=3
B. �=4x=4
C. �=6x=6
D. �=9x=9

Solve for �x: 47(14+�)=1074(14+x)=10

A. �=2x=2
B. �=4x=4
C. �=6x=6
D. �=8x=8