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Novay_Z [31]
3 years ago
10

Ok, so, I am looking up how to solve 4x + 8 = -7x + 19 and I scrolled down to my search engine's answer and it said x = 1. Ok, w

ell, then I scrolled down a little further and clicked on a link and they showed you how to do it but the second website said x = -1. Which one is right? Please help, I really struggle with math a lot and now these two different answers are confusing me even more. If you can also explain why which of the two answers are correct that would be amazing! If you can't answer please comment! Thank you so so so much!!!
Mathematics
2 answers:
-Dominant- [34]3 years ago
8 0

Answer: X=1

Step-by-step explanation:

Add 7x over to the 4x to get 11x. 11x+8=19 subtract 8 on both sides to get 11x=11. Divide and you get 1.

nadezda [96]3 years ago
6 0

Answer:

x = 1

Step-by-step explanation:

4x + 8=-7x +19

add 7x to both sides

4x + 7x+8=-7x+7x +19

11x + 8=19

subtract 8 from both sides

11x + 8-8= 19-8

11x=11

x = 1

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I need help with this please
Helen [10]

So burger king offers 10 chicken nuggets for $1.49

   1 chicken nugget = price for 10 chicken nugget / 10 chicken nugget

                         = $1.49 / 10 = $0.15 per nugget (approximated)

Hope that helps!

8 0
2 years ago
4. Find the value of the expression below for r=4 and t=2.
Katen [24]

Answer:

(a) 9

Step-by-step explanation:

\sf t^3 - r + 20 \div  r

substitute r = 4, t = 2

\sf (2)^3 - 4 + 20 \div 4

simplify

\sf (2)^3 - 4 + 5

cubic of 2 is 8

\sf 8 - 4 + 5

simplify

\sf 9

5 0
2 years ago
Read 2 more answers
Please Hurry!!
r-ruslan [8.4K]
The answer is B. y = -1/5x +1/2.

EXPLANATION

First solve for the slope:
m = \frac{y2 - y1}{x2 - x1} \\ m = \frac{0 - \frac{3}{5} }{ \frac{1}{2} - \frac{1}{5} } \\ m = - \frac{1}{5}
After finding the slope, look for the linear equation with the same value of m (parallel equation).
4 0
3 years ago
The fastest fish in the world is the sailfish.If a sailfish could maintain its speed,as shown in the table,how many miles could
scoundrel [369]
You didn’t include the table.
4 0
3 years ago
Sylvia walked 1 1/2 miles so far this morning. If she plans to wake a total of 2 1/3 miles, how far does she have to go yet?
Ghella [55]

Answer:

D)- Less than 1 Mile

Step-by-step explanation: as current= 1 1/2 Miles = 3/2 Miles

Total plans= 2 1/3= 7/3 Miles

Difference= (7/3)-(3-2)

= 5/6 Miles

4 0
3 years ago
Read 2 more answers
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