Question

Solve for k.

k - 8.9 = 21.3


A. 12.4

B. 13.4

C. 29.2

D. 30.2
_____________________

solve for m.


m + 11.8 = 34.3


A. 22.5

B. 23.5

C. 45. 1

D. 46. 1

Answer 1

k - 8.9 = 21.3. Answer is D) k = 30.2.

Simply just add 8.9 to both sides and then simplify 21.3 + 8.9 to 30.2.

m + 11.8 = 34.3. Answer is A) m = 22.5.

Simply subtract 11.8 from both sides and then simplify 34.3 - 11.8 to 22.5.