4) The composition of a reflection and a translation is called a: 5) The set of points that a transformation acts on is called the:

6 When an angle of rotation is 180 degrees, the type of symmetry is known as symmetry.

2

step-by-2step explanation:

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step-by-step explanation:

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given the equation is 8+9z=-6, the first step would be to subtract the 8 from both sides:

8+9z-8=-6-8

since 8 minus 8 = 0, this would cancel out the 8. and since -6 minus 8 equals -14, the equation would look like this

9z = -14