Question

Afla numarul necunoscut din exercitiile date.

a) 397+42•m=859

b) 974-124:n=943

c) 40•p-500=300

Pls repede dau coronita ms si comment pozitiv

Answer 1

a) 397+42m = 859
42m = 859-397
42m = 462
m = 462/42
m = 11.


b) 974-124:n = 943
-124:n = 943-974
-124:n = -31 /•(-1)
124:n = 31
n = 124/31
n = 4.


c) 40p-500 = 300
40p = 300+500
40p = 800
p = 800/40
p = 20.




I hope I helped you :)