Pemdas
first distribute
distributive property
a(b+c)=(ab)+(ac)
ac=a times c
so 4(x+5)=(4*x)+(4*5)=4x+20
7+4x+20=4x+27
1.074
= 1.074* (100/100) (because 100/100=1)
= (1.074*100)/100
= 107.4/100
= 107.4%
534.3%
= 534.3/100
= 5.343
1.074 as a percent is 107.4%, and 534.3% as a decimal is 5.343~
Answer:
-5 because it is negative
Step-by-step explanation:
8/10*8/21
= 64/210
= 32/105