Determine whether each expression is equivalent to −9.8+(−4.3).

select yes or no for each expression.
−9.8−4.3
yes
no
−9.8+(−0.2)+(−4.1)
yes
no
−9.8−0.2+4.1
yes
no
−9.8+(−0.2−4.5)
yes
no
−9.8+0.2−4.5
yes
no

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60

Anyone know these questions? i need ,.

Perform the indicated operation and write the answer in the form a + bi. (-5 + 2) + (3 - 6i)