mari55592 mari55592

30-10-2020
Mathematics

contestada

help me answer please

help me answer please class=

Respuesta :

cduesburyl16 cduesburyl16

30-10-2020

Answer:

x=21

Step-by-step explanation:

supplementary angles add up to 180°

7x-3+2x-6=180

collect like terms

9x-9=180

add 9 to both sides

9x=189

divide both sides by 9

x=21

Answer Link

Otras preguntas

Why is type O negative blood considered the universal red blood cell donor?

What happens when sulphur dioxide gas is passed through an acidified solution of hydrogen sulphide gas?

Evaluate 3 divided by 4/5 Give your answer as a mixed number in it's simplist form

Use the graph to evaluate each value of the function:

What is the rate of reaction if an experiment makes 50ml of product in 10 seconds? You answer will be in ml/s.

How to you learn to language of english

Help mee Your basic wants and needs are the basis of economics. Is this true or false?

A book contains pages from 1-48. A student picks a page at random. What is the probability that the page contains a 3

(4.51-5.32)(5.17-6.57) plz tell with solution that means how do we do !!! plz its important

(X^3+2x-x-2)/(x+2)=?

ACCESS MORE EDU ACCESS Universidad de Mexico