3 years ago

PLLKEEASE HELPPPPPPP ASAPP

Mathematics

1 answer:

erica [24]3 years ago

7 0

Answer:

x = 19

Step-by-step explanation:

(5x + 4)° + (x - 2)° + (3x + 7)° = 180°

(5x + x + 3x)° + (4 - 2 + 7)° = 180°

9x° + 9° = 180° → ÷9

x + 1 = 20

x = 20 - 1

x = 19

You might be interested in

when 30 bolts are tested for hardness, their indexes have a standard deviation of 3.9. Test the claim that the standard deviatio

HACTEHA [7]

Answer:

nebraskan Vulunnter na bumaril sa tatlong piliponong sundalo na siyang naging hudyat ng digmaan

Check your spelling or try different keywords

Ref A: D4EA49C383DC4782B921C6733B0FE57B Ref B: SG1EDGE0220 Ref C: 2020-12-08T02:28:46Z

PrivacyLegalAdvertise

5 0

3 years ago

PLEASE HELP! I WILL GIVE BRAINLIEST! A B C D E

I am Lyosha [343]

Answer:

Step-by-step explanation:

6 0

3 years ago

Read 2 more answers

Liz am confused on those places help

olga2289 [7]

So for example 11/3 is 3 2/3 because you divide 11 by 3 and how you do it is that 3 goes into 11 3 times so you would write three on top of the 11 and then subtract 11-9 which is 2 so it is 3 2/3

3 0

3 years ago

Read 2 more answers

Choose the student who correctly used substitution to determine if 19 was a solution to the equation. Mara's work Juan's work Ac

Anton [14]

Answer:

Juan’s work is true for those who are un assured enjoy !! ^^

Step-by-step explanation:

4 0

3 years ago

Read 2 more answers

Your class has 18 students. Exactly 2/3 of them say that, out of all their subjects, they like science the most. Which model sho

Aleksandr [31]

Ok so I need the models to answer this question.

5 0

3 years ago

Read 2 more answers