Question

solve the following equation

x + 5 = 12
x - 9 = 13
3a = 21
7(m+3) = 49​

Answer 1

Step-by-step explanation:

hope it's helpful to you mark me brainliest

Answer 2

Answer:

THE ANSWER OF NO. a) 7 b) 22 AND c) 7

Step-by-step explanation:

a)X+5=12

X=12–5

X=7

b) X–9=13

X=13+9

X=22

c) 7(M+3)=49

7M+21 = 49

7M=49–21

7M=28

M=7