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dimaraw [331]
4 years ago
8

Evaluate [3(5 + 6) + 2] ÷ 7

Mathematics
2 answers:
larisa86 [58]4 years ago
6 0
The answer to the problem is 5
ra1l [238]3 years ago
3 0
The answer to the problem is 5
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(2x+2y=10)+(-x+y=1)
ruslelena [56]
\bf \begin{cases}
2x+2y=10\\
-x+y=1
\end{cases}\\\\
-------------------------------\\\\
-x+y=1\implies y=1+x\impliedby \textit{let's plug that in the first equation}
\\\\\\
2x+2(\stackrel{y}{1+x})=10\implies 2x+2+2x=10\implies 4x=8
\\\\\\
x=\cfrac{8}{4}\implies \boxed{x=2}\impliedby \textit{let's plug that in the second one}
\\\\\\
-(\stackrel{x}{2})+y=1\implies \boxed{y=3}
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3 years ago
If a truck gets 14 mile to the gallon on average, how much does carbon dioxide is emitted into the atmosphere when the truck tra
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Fantom [35]

I 4 mph

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5 0
2 years ago
Find the number of hours each person work
Lina20 [59]
J stands for Jon, A stands for Angelica, and C stands for Chaya.

J = C - 3
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= 196 h

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And that's your answer! ^ I hope this helped you! c:

6 0
4 years ago
A graph is a straight line through the point (0,5). Can the graph represent a proportional relationship?
cupoosta [38]

Answer:

yes because every time x changes y changes the same amount

Step-by-step explanation:

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