Determine whether the two triangles are similar?

YES. They have same angles.

Step-by-step explanation:

Triangles are similar if they have same angles.

Left: 48⁰, 65⁰, 180-(48+65)=67⁰

Right: 65⁰, 67⁰, 180-(65+67)=48⁰

They have the same angles, so YES, they are similar

step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2