Seudónimo Seudónimo
  • 20-10-2020
  • Mathematics
contestada

I NEED HELP ASAP!!!!!!

I NEED HELP ASAP class=

Respuesta :

Nicky09103
Nicky09103 Nicky09103
  • 20-10-2020

(2x + 29) + 91 = 180.

This is because they add to form a straight line which is 180 degrees, in other words the angles are supplementary.

2x + 29 = 89 (Subtract 91 from each side)

2x = 60 (Subtract 29 from each side)

x = 30 (Divide 2 from each side)

x = 30

The answer is B

Answer Link

Otras preguntas

An analogy from civil disobedience
An element X belongs to 4th period and 17th group. Write the formula of the compound formed when it reacts with Y( atomic no.-13, mass no.27.)
The width of a rectangular window is 2 feet more than its height. If the area is 35 square feet, what is the height?
9 students volunteer for a committee. How many different 6-person committees can be chosen?a. 1 b. 362,880 c. 60,480 d. 84
John is twice as old as her sister Jane. Four years ago, John was three times as old. What is John’s current age?
Solve for x : 2x^2+4x-16=0
need to lose one electron to form a stable octet b. alkali metals c. alkaline earth metals d. noble gases e. lanthanides
define judicial review
What is Mongolia's nickname? Why?
Rewrite the equation in vertex form: y=x^2-8x+13