X + y = 32 . . . . . . . . (1)
x - y = 6 . . . . . . . . (2)
(1) + (2): 2x = 38
x = 19
Answer:
Step-by-step explanation:
2+1/2=2.5=3/2
1+5/16=1 5/16=21/16
3/2*21/16=1 31/32
A)87 24\25
84 x 25 +24 over 25
2124\25
answer=84.96
b)224 7\10
224 x 10 +7 over 10
2247\10
answer=224.7
c)686 49\50
686 x 50 +49 over 50
34349\50
answer=686.98
