mokerberg
mokerberg
02-12-2016
Mathematics
contestada
5x+12=-7x solve each system by subsitution
Respuesta :
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
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
VER TODAS LAS RESPUESTAS ( 78+ )
Otras preguntas
Solve the equation 8x-12=5+15
Is there a word or phrase that means someone doesn't see the obvious, and if so what is it.
On January 1st, Jerome concocts a rumor and tells Beth. On January 2nd, they each tell a new person. By the end of January 2nd, four people have heard the rumor
Figurative language is used in poetry to a Create vivid imagery b Set the mood and tone c Deliver the theme to the reader d All of the above***** My answer
find 54 is 90% of what number
why are some organisms that consist of thousands of cells considered to be protists
If a = 2.3 units, b = 3 units, c = 5 units, and d = 7 units, what is the volume of the two prisms? a 126 cubic units b 71.45 cubic units c 89.45 cubic units d 7
I need help with this one. Which describes the importance of Valley Forge to Americans during the Revolutionary War? A. The French army was able to use Valley F
Which strategy is the best way to improve clarity in a wordy sentence? A)Use fewer powerful words. B)Avoid using adverbs. C)Eliminate redundancies. D)Use more m
The measure of W is 134°, the measure of Y is 46°, and the measure of Z is 134°. What is the measure of X? a 40° b 46° c 134° d 90°
