Solving multi step equations : 3.4 +0.5y + 1.1 = -4.5

Mathematics

1 answer:

elena-s [515]3 years ago

3 0

3.4+0.5y +1.1=-4.5

3.4+1.1+0.5y= -4.5

4.5+0.5y=-4.5

move 4.5 to the other side

sign changes from +4.5 to -4.5

4.5-4.5+0.5y= -4.5-4.5

0.5y= -4.5-4.5

0.5y=-9

divide both sides by 0.5

0.5y/0.5= -9/0.5

Answer: y= -18

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