mokerberg
mokerberg mokerberg
  • 02-12-2016
  • Mathematics
contestada

5x+12=-7x solve each system by subsitution

5x127x solve each system by subsitution class=

Respuesta :

doramacias
doramacias doramacias
  • 02-12-2016
on the problem minus 5x to the -7 so you'll just have 12= -12x and the answer is x=-1 
Answer Link
mols
mols mols
  • 02-12-2016
5x+12=-7x
12x+12=0 (+7x)
12x=-12 (-12)
x=-1 (/12)

y=5x+12
y=5(-1)+12
y=-5+12
y=7

Hope this helps:)
Answer Link

Otras preguntas

Proof: Given: Isosceles trapezoid TRAP with TR=PA Prove: Angle RTA = angle APR
A laptop computer is priced at $650. If the sales tax is 5%, find the total cost of the computer, including sales tax.
Proof: Given: Isosceles trapezoid TRAP with TR=PA Prove: Angle RTA = angle APR
A laptop computer is priced at $650. If the sales tax is 5%, find the total cost of the computer, including sales tax.
Proof: Given: Isosceles trapezoid TRAP with TR=PA Prove: Angle RTA = angle APR
A laptop computer is priced at $650. If the sales tax is 5%, find the total cost of the computer, including sales tax.
Proof: Given: Isosceles trapezoid TRAP with TR=PA Prove: Angle RTA = angle APR
Proof: Given: Isosceles trapezoid TRAP with TR=PA Prove: Angle RTA = angle APR
In the step by step simplification of expression below which property is not used? 3(1+x)3(x+1)3(x)+3(1)3x +3  A) associative B) commutative C) distributive D)
A laptop computer is priced at $650. If the sales tax is 5%, find the total cost of the computer, including sales tax.