Answer:
x=45
Step-by-step explanation:
add (3x-9)+30+24=180
subtract 30 and 24 from both sides
(3x-9) = 126
+9 on both sides
3x=135
divide by 3 on both sides
x=45
Answer:
Honestly um I started a few days ago yet dont know
Covert into scientific notation?
terms: -5x, 4, -x, -1
like terms: 4 and -1, -5x and -x
coefficients: -5 and -1
constants: 4 and 1
(depending on your teacher, the - could not be considered part of the coeficient, meaning the coefficents would be -5 and 1, as well as just x, not -x)