Is there an easy way to solve (5x - 8y +7z) + (6y - 4x - 3z)??? I'll mark you as brainliest if you help me

Translation to French/Francais
Existe-t-il un moyen facile de résoudre (5x - 8y + 7z) + (6y - 4x - 3z) ???

Je te marquerai comme le plus intelligent si tu m'aides

Translation to Russian
Есть ли простой способ решить (5x - 8y + 7z) + (6y - 4x - 3z) ???

Я отмечу тебя как самого умного, если ты поможешь мне
Translation to Tamil
(5x - 8y + 7z) + (6y - 4x - 3z) தீர்க்க எளிதான வழி இருக்கிறதா ???

நீங்கள் எனக்கு உதவி செய்தால் நான் உங்களை மூளையாகக் குறிப்பேன்

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.

Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality