Question

solve the following equations by trial and error method. .I will mark as brainliest ​

Answer 1

Answer:

(i) 5

(ii)8

(iii)3

(iv)7

.......

Step-by-step explanation:

(i) 2+y=7

y=-2+7

y=5

(ii) a-2=6

a=2+6

a=8

(iii)5m=15

m=15/5

m=3

(iv) 2n=14

n=14/2

n=7