superalpacajelly superalpacajelly
  • 03-05-2017
  • Mathematics
contestada

The whole equation is supposed to be 180!!

The whole equation is supposed to be 180 class=

Respuesta :

pringles1501
pringles1501 pringles1501
  • 03-05-2017
4x+30+x=180
5x+30=180
5x=180 Divide both sides by 5
5x÷5=180÷5
x=30
And to check plug 30 in place of the x's
4(30)+30+30=180
180=180
Answer Link

Otras preguntas

Which compound contains only covalent bonds?(1) NaOH (3) Ca(OH)2 (2) Ba(OH)2 (4) CH3OH
what was the outcome of a siege
The lengths of consecutive sides of a rectangle are represented by 2x + 1 and 3x + 2 . Express the area of the rectangle in terms of x.
what was the outcome of a siege
Which process requires an external power source?(1) neutralization (3) fermentation(2) synthesis (4) electrolysis
Which element is a metal that is in the liquid phase at STP? (1) bromine (3) hydrogen (2) cobalt (4) mercury
Explain, in terms of electrons, why the radius of a calcium ion is smaller than the radius of a calcium atom.
At STP, which 4.0-gram zinc sample will react fastest with dilute hydrochloric acid? (1) lump (3) powdered(2) bar (4) sheet metal
Which of these elements is the best conductor of electricity? (1) S (3) Br (2) N (4) Ni
How does TV with 3D capability work?