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3 years ago

Can someone help me solving this problem? I'm confuse so I want help..

Mathematics

1 answer:

tigry1 [53]3 years ago

7 0

Answer: 8

Step-by-step explanation:

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Anyone know the answer?

Svetradugi [14.3K]

I think it may be A.

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3 years ago

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What is 4x+2(3x7)= if x=5

Sedbober [7]

$4x + 2(3\cdot7) = ?$

Now we must solve this equation if x = 5. To do so we must substitute:

$4(5)+2(3\cdot7)\\$

Using PEMDAS we will solve for the parenthesis first.

$4(5)+2(21)$

Multiply:

$20+(42)$

Add:

$20+42=62$

Final answer: 62

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3 years ago

The three steps below were used to find the value of the expression [(-10+2)-1]+(2+3)

brilliants [131]

Answer:

value of expression = 12

Step-by-step explanation:

[(-10+2)-1]+(2+3)

= [(8)-1]+(5) ∵according to PEMDAS, we first solve the Parenthesis

= (7)+(5)

= 12

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4 years ago

1/2 (8x-2) + 3/4 (8x-16) please help me with this

saul85 [17]

The Answer is 10x−13

Hope this helps!

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3 years ago

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All of the following represent the same expression except _____.

77julia77 [94]

Answer:

Step-by-step explanation:

your answer will c

because in middle there is sign of(-) so your answer will (-).

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3 years ago