Question

Find the solution to each equation mentally or use your calculator. (do the opposite of the number on the left side of the equation)
A: 30+a=40


B: 500+b=200


C: −1+c=−2


D: d+3,​567=0

Answer 1

A) a=10

B) b= -300

C) c= -1

D) -3567

Answer 2

Answer:

A) a=10

B) b= -300

C) c= -1

D) -3567

Step-by-step explanation:

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