Answer: 1
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Explanation:
The keyboard and screen can be thought of as flat rigid sheets of paper. They are joined along one single line which is where the hinge is located. Any two planes intersecting will form a single straight line assuming these planes are not parallel to one another.
Answer:
73
Step-by-step explanation:
= 8 + 3x^2 • 5 + 2 • (3+7)
= 8 + 9 • 5 + 2 • (3+7)
= 8 + 9 • 5 + 2 • 10
= 8 + 45 + 20
= 73
Answer:
n
8
Step-by-step explanation:
You add 4 to both sides to make n the only thing on one side. Then to make the answer look better you move n to the left side and flip the symbol because n changed sides.

Answer:
what is the t meaning??
Step-by-step explanation:
I think it’s B. Hope it helps good luck