dskylar0304 dskylar0304
  • 01-02-2021
  • Mathematics
contestada

How do I do this!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

How do I do this class=

Respuesta :

vialia
vialia vialia
  • 01-02-2021

Answer:

x = 5

Step-by-step explanation:

39° + 90° + (7x + 16)° = 180°

39 + 90 = 129

180 - 129 = 51

7x + 16 = 51

7x + 16 - 16 = 51 - 16

7x = 35

7x/7 = 35/7

x = 5

Answer Link

Otras preguntas

What did the Women’s Christian Temperance Movement campaign for?
round each decimal to the nearest whole number 30.92
If c = 18, what is 2 x (74 - c)?
In the Declaration of Independence, Thomas Jefferson listed a series of grievances that colonists had against British rule. What purpose did this serve? The lis
gaseste diminutivele folosite pentru a numi partile corpului pasarii
Perdita goes to the fruit market with $9 to buy avocadoes. Each avocado costs $2. Write and solve an inequality to find the greatest number of avocadoes Perdita
Why does paine think that association with britain hunts america trade
Solve 3x-1=10 A) 3 B) 11/3 C) 3/11
What was the main reason imperial nations built large naval forces?
Which of the following is a singular noun and verb? a. cheese is b. cheese are c. cheeses are d. cheeses is