victoria852004
victoria852004
22-09-2017
Mathematics
contestada
find the value of x 7x° (x+20)°
Respuesta :
IMadeUReadDis
IMadeUReadDis
22-09-2017
the angles are supplementary angles.
Straight angle is 180°
7x+x+20=180
like terms
8x+20=180
Subtract
8x=160
Divide
x=20
The first angle (7x) is 140
7(20)= 140
and the second angle is(x+20) is 40
20+20=40
hope this helps
Answer Link
iziahherbert
iziahherbert
22-09-2017
the value of x will equal 20
Answer Link
VER TODAS LAS RESPUESTAS ( 44+ )
Otras preguntas
Worth 15 points help me please choose all that apply
which letter best represents the location of the Taklamakan desert a b c d
ok plz help on this one i award brainliest :)
last week, the thickness of the ice on a lake increased by (25)/(t+3) centimeters per day (where t is the number of days since the ice first formed). By how may
CAN SOMEBODY HELP 'Five less than one-fourth of a number'
if the cost of 1 pen is 15.75, find the cost of 7 pens
Please select the word from the list that best fits the definition device used to measure the heat absorbed or released during a chemical or physical process
Helpppppp 50 pointssssThe numbers a, b, and c are positive and aequals 3.2bc If b is increased by 150% and cis decreased by 60%, then a isA) increased by 90%B)
y=23x+5 and y=x+3 what is the solution
Find the value of x
