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

CAN SOMEONE HELP ME PLS

Please help!! How do I write the inversion of these questions in french 1. Est-ce qu’il fair ses devoirs? 2. Avec qui est-ce que tu étudies?

Yesterday, a movie theater sold 269 bags of popcorn. A large bag of popcorn costs $4. A small bag of popcorn costs $1. In all the movie theater made $494 from p

please help me giving brainliest

For a beverage, Lisa mixes cups of lemonade to cups of iced tea in a ratio of 2:5. Which of the following best describes the amount of lemonade to iced tea? Fo

Explain why Ana's behavior is a potential threat to the electronic health records. 2 Describe how Ana's behavior could affect her employment . 3 Pretend that yo

What is Carbonate ion?

Helppp me plissss no linkkkk ok

HEKP PLEASE GOAIDVNL W{DKAIPNV A?? ?F"AW"F"AW FAOW\

question is in the image I put!