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Mathematics 12 Online
22west:

Solve for a. a+0.3=−2

22west:

@dude

Vocaloid:

we can subtract 0.3 from both sides to isolate a so a = -2 - 0.3 --> simplify that to get your answer

22west:

-2.3?

Vocaloid:

good

22west:

Solve for a. a+(−4)=−13

Vocaloid:

same idea 4 is being subtracted from a, so add 4 to each side to cancel that out

22west:

-17

Vocaloid:

-13 + 4 = ?

22west:

its (-4)

Vocaloid:

yes, that's why we are adding 4 to each side to cancel out the subtraction

Vocaloid:

a+(-4) = a - 4

22west:

-9

Vocaloid:

good, a = -9

22west:

Solve for x. x+29=−11

Vocaloid:

29 is being added to x, so subtract 29 to cancel it out

22west:

29 - (-11)

22west:

right?

Vocaloid:

x + 29 - 29 = - 11 - 29 simplify

22west:

-40

Vocaloid:

good

22west:

x=(-40)

Vocaloid:

yes

22west:

Solve for a. a+(−1.2)=−5.5

Vocaloid:

since 1.2 is being subtracted from each side, add 1.2 to each side to cancel it out

22west:

1.2 + 5.5

Vocaloid:

the right side is -5.5 -5.5 + 1.2 = ?

22west:

-4.3

Vocaloid:

good

22west:

100%

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