berryemily354
berryemily354
07-02-2018
Mathematics
contestada
how do you set this one up
Respuesta :
cdw2014
cdw2014
07-02-2018
7x and (x+20) are supplementary meaning they add to 180. We can set the sum of the two angles equal to 180 and solve for x.
7x + x + 20 = 180
8x + 20 = 180
8x = 160
x = 20
Hope this helps!
Answer Link
VER TODAS LAS RESPUESTAS ( 24+ )
Otras preguntas
5. If W(-10, 4), X(-3,-1), and Y(-5, 11) classify AWXY by its sides. Show all work to justify youranswer.
Rule: y=x+8 y x 2 0 4
please someone explain this I dont get it at all. how do we know that the 4th electron came from 2p because it's at 4th ionisation? why is it talking about 3s?
solving polynomial(2x+8)(-3y-8)
Read this excerpt from paragraph 15 of Nelson Mandela's Nobel Prize address and answer the question. The children must, at last, play in the open veld, no longe
Suppose we want to choose 6 colors, without replacement, from 14 distinct colors. (a) How many ways can this be done, if the order of the choices matters? (b) H
WILL GIVE 100 POINTS If that voice sounds true, don't thank me. Thank that great horned owl. (Or perhaps it was not an owl after all?) And thank the children, m
what is the domain of the function shown in the graph below? answer type: Interval, all real numbers, all values except one, all values except two interval:
If you're good at bearings please help meeeeee with full working out tyyyyyy
10. CORRIGE el mal empleo de los pronombres en estas frases: 1- me lo repita, por favor. 2-Delegado les ordena a tus companeros que con Lesten la encuesta con
