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victus00 [196]
3 years ago
5

What is the answer for x? (3x-3)° [6(x-10)]

Mathematics
2 answers:
Gnom [1K]3 years ago
3 0

Answer:

x = 19

Step-by-step explanation:

The angles are vertical angles which means they are equal

3x-3 = 6(x-10)

Distribute

3x-3 = 6x-60

Subtract 3x from each side

3x-3 -3x = 6x-60-3x

-3 =3x-60

Add 60 to each side

-3+60 =3x-60+60

57 = 3x

Divide by 3

57/3 = 3x/3

19 =x

Romashka [77]3 years ago
3 0

Answer:

\boxed{x=19}

Step-by-step explanation:

The angles are vertically opposite to one another.

Vertically opposite angles are equal in size.

Put up an equation and solve for x.

3x-3=6(x-10)

Expand brackets.

3x-3=6x-60

Add -6x and 3 on both sides.

-3x=-57

Divide both sides by -3.

x=19

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