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Oduvanchick [21]
3 years ago
6

In the figure, j | k and mZ1 = 63" What is the mZ4? Enter your answer in the box​

Mathematics
2 answers:
SIZIF [17.4K]3 years ago
7 0

Answer:

127

Step-by-step explanation:

Iteru [2.4K]3 years ago
5 0

Answer:

The answer is Z4 = 45

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\left\{\begin{array}{ccc}2x+3y=17\\x+5y=19&|\text{multiply both sides by (-2)}\end{array}\right\\\underline{+\left\{\begin{array}{ccc}2x+3y=17\\-2x-10y=-38\end{array}\right}\qquad\text{add both sides of equations}\\.\qquad\qquad-7y=-21\qquad\text{divide both sides by (-7)}\\.\qquad\qquad \boxed{y=3}\\\\\\\text{Substitute the value of y to the second equation}\\\\x+5(3)=19\\\\x=15=19\qquad\text{subtract 15 from both sides}\\\\\boxed{x=4}\\\\Answer:\ x=4\ and\ y=3.

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3 years ago
PLZ HELP ME WITH GEOMETRY
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B a counterclockwise rotation about the origin of 90°

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7 0
3 years ago
What is the solution to the given equation? X^2+3x+7=0
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well i think it the answer

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