Which expressions are equivalent to
10
a
−
25
+
5
b
10a−25+5b10, a, minus, 25, plus, 5, b?
choose 3 answers:
choose 3 answers:

(choice a)
a
(
2
a
−
5
+
b
)
5
(2a−5+b)5left parenthesis, 2, a, minus, 5, plus, b, right parenthesis, 5

(choice b)
b
−
2
(
−
5
a
−
25
+
5
b
)
−2(−5a−25+5b)minus, 2, left parenthesis, minus, 5, a, minus, 25, plus, 5, b, right parenthesis

(choice c)
c
10
×
(
a
−
2.5
+
0.5
b
)
10×(a−2.5+0.5b)10, times, left parenthesis, a, minus, 2, point, 5, plus, 0, point, 5, b, right parenthesis

(choice d)
d
(
−
2
a
+
5
−
b
)
⋅
(
−
5
)
(−2a+5−b)⋅(−5)left parenthesis, minus, 2, a, plus, 5, minus, b, right parenthesis, dot, left parenthesis, minus, 5, right parenthesis

(choice e)
e
−
10
⋅
(
−
a
−
2.5
−
0.5
b
)
−10⋅(−a−2.5−0.5b)minus, 10, dot, left parenthesis, minus, a, minus, 2, point, 5, minus, 0, point, 5, b, right parenthesis