mnas8020 mnas8020

03-12-2017
Mathematics

contestada

Angle A is twice the size of Angle B.Their sum is 87 degrees.Find x

(2x-1) belongs to angle b

Respuesta :

lesliekolleroxrkcf lesliekolleroxrkcf

03-12-2017

a=2b
a+b=87
a=4x-2
a=87-2x+1
4x-2=88-2x
6x=90
x=15
b=29
a=58

Answer Link

Otras preguntas

Who was considered Judaism s greatest prophet?

Which two numbers add up to 20 in multiply to -3

Individuals who regularly exercise too hard, too often are likely candidates for A. a career in fitness. B. exercise burnout. C. heart attack or stroke. D. card

Of these four words, which one is most likely to have a negative flavor? A. Distract B. Confound C. Harangue D. Meander

Which tense allows for the sequencing of two or more noncontinuous events that occur in the same time period?

A specialist who diagnoses, treats, and prevents disorders and diseases of children is a/an A. podiatrist. B. oncologist. C. pediatrician. D. obstetrician.

What does Ares mean when he says Percy "doesn't have what it takes"?

Which part of the constitution established the legislative branch of the government

A bottle of hand hand lotion is on sale for $2.25. If this price represents a 50% discount from the original price, what is the original price to the nearest ce

Which activity is the best example of cardiovascular and strength-training exercises working together?