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3 votes
What is the answer to this stupid thing 5.1y + 21.3 = –0.3y – 24.6

User JChris
by
5.8k points

2 Answers

5 votes

5.1y + 21.3 = -0.3y - 24.6

get the equation to one side and have so it y is positive

5.4y + 45.9= 0

Then subtract 45.9 to the 0 so it's like this

5.4y = -45.9

then divide -45.9/5.4

answer y= -8.5

User Xinit
by
5.5k points
2 votes

Answer: y = -8.5

Step-by-step explanation:

5.1y + 21.3 = -0.3y - 24.6

+0.3y +0.3y

5.4y + 21.3 = -24.6

-21.3 -21.3

5.4y = -45.9

÷5.4 ÷5.4

y = -8.5

User Sharf
by
4.8k points