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Let’s check out your problem:
Evaluate the expression for
w
=
−
0.8
w = -0.8
w
=
−
0.8
and
x
=
−
3
x = -3
x
=
−
3
.
\newline
Write your answer as a decimal or
whole number
.
\newline
w
x
+
w
=
wx + w =
w
x
+
w
=
_____
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Home
Math Problems
Algebra 1
Evaluate variable expressions involving rational numbers
Full solution
Q.
Evaluate the expression for
w
=
−
0.8
w = -0.8
w
=
−
0.8
and
x
=
−
3
x = -3
x
=
−
3
.
\newline
Write your answer as a decimal or whole number.
\newline
w
x
+
w
=
wx + w =
w
x
+
w
=
_____
Substitute values and expression:
Substitute the given values for
w
w
w
and
x
x
x
into the expression
w
x
+
w
wx + w
w
x
+
w
.
\newline
Expression:
(
–
0.8
)
(
–
3
)
+
(
–
0.8
)
(–0.8)(–3) + (–0.8)
(
–0.8
)
(
–3
)
+
(
–0.8
)
Multiply
w
w
w
and
x
x
x
:
Multiply
w
w
w
and
x
x
x
.
\newline
Calculate
(
−
0.8
)
(
−
3
)
(-0.8)(-3)
(
−
0.8
)
(
−
3
)
.
\newline
−
0.8
×
−
3
=
2.4
-0.8 \times -3 = 2.4
−
0.8
×
−
3
=
2.4
Add
w
w
w
to product of
w
x
wx
w
x
:
Add
w
w
w
to the product of
w
x
wx
w
x
. Add
(
−
0.8
)
(-0.8)
(
−
0.8
)
to
2.4
2.4
2.4
.
2.4
+
(
−
0.8
)
=
1.6
2.4 + (-0.8) = 1.6
2.4
+
(
−
0.8
)
=
1.6
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\newline
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\newline
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