radomes.openskiesproject.org
beatrizvargas
beatrizvargas beatrizvargas
  • 12-12-2014
  • Mathematics
Answered

What is (2n + 20) + 60 = 90?

Verified Answer :

faithhopecharity1
faithhopecharity1 faithhopecharity1
  • 12-12-2014

(2n +20) +60 = 90
               -60    -60
2n+20= 30
    -20    -20
2n=10
divide by two on both sides
n=5

Answer Link
BMSumpy BMSumpy
  • 12-12-2014

2n+20+60=90
2n+80 =90
2n+80 =90
80 -80

2n =10
2 2

n =5

Answer Link

Related Questions

Which phrase describes the variable expression z8
What was the difference in water levels between Week 2 and Week 4 A 10 m B 1 m C 010 m D 001 m
1 The two qualities used to describe winds are and speed 2 a local wing that blows during the day from an ocean toward land is an 3 the increase in cooling that
The density of gold and aluminum are the same True False
write the sum as a product of two factors 81w48
write the given expression as the sine of an anglesin40cos20cos40sin20
Yoserabogado y ella ser enfermera
How to graph 2y10x20
COLUMN A 311 The most appropriate scale to draw a map of South Africa COLUMN B A 1000 m 1 km 312 The instrument most suited to measure the length of a rugby fie
the raging hippopotamus