Question

1.which expression forms an equation
36 ÷4-2•3
A.[18-(10-6)]+1 4.whuch equation represents this situation ? Nalia worked 3.5 hours more than lisa. Together they worked a total of 18 hours lisa worked h hours .
A.h+3.5=18
B.h+7=18
C.h+(h-3.5)=18
D.h+(h+3.5)+18

5. Nia wants to place grouping symbols in the grouping expression 35÷7-5+4 so that value of 21.5 which shows the correct placing of. The grouping symbols?
A.35÷(7-5+4)
B.35÷(7-5)+4
C.(35÷7)-5+4
D.35÷7-(5+4)
B.[(8-6)•3]÷2
C.36-2•3
D.3•6-4÷2

2.write a variable equation that represents the word problem . Gisele gave d dimes and n nickles to her brother which equation represents the amount in dollar that .Gisele gave her brother ?
A.(0.10+0.05)•nd
B.0.10d+0.0tn
C.d•n
D.d+n

3.Translate the word phrase into a variable expression . The Quotient of a number 3 is decrease by 1 ?!
A.n/3-1
B.n/3
C.3n-1
D.1-3n