Section 3.5 Part 1: The Subtraction and Addition Properties of Equality with Integers

Solve: x+381=−82.

-463

Solve: m−214=−263.

-49

Solve: n−102=415.

n=517

Is n=−10 a solution to the equation 3n+9=2n+17?

NO

Is u=7 a solution to the equation 10u+14=−46?

NO

Is c=−4 a solution to the equation 5c−4=−24?

Yes

Is w=−4 a solution to the equation 20w−12=−92?

Yes

Solve: b+352=76.

b=−276