U = { z | z is an integer and − 1 ≤ z < 2 }
1 answer:
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When you have two parallel lines being cut by a transversal, you can use the next statements for the angles:
The measurement of the angles in green is the same (are congruents)
The measurement of the angles in blue is the same (are congruents)
An angle in green is a complementary angle with an angle in blue. (The addition of the two angles has to be 180º)
You know that:
As the angle 3 is congruent with angle 2:
Answer:
Step-by-step explanation:
Flip the equation.
Add -9 to both sides
Divide both sides by 7/8
hope this helps