Answer:
Step-by-step explanation:
Since we know -7x=y we use the substitution method and plug it in the top equation.
or x=-2/3
Then plug it back in the the bottom equation
y=14/3
Answer: x=158
Explain: 3 triangle corners = 180
180-90-68 = 22
Flat corner = 180
=> x=180-22=158
Answer:
The solution is r <u>></u> 7.
Closed circle at 7 with an arrow pointing to the right
Step-by-step explanation:
Answer: 5.0625 or 5 1/16
Step-by-step explanation:
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