Answer:
Step-by-step explanation:
Simplify 4*(7-c)
4
⋅
(
7
−
c
)
4
⋅
(
7
-
c
)
Apply the distributive property.
4
⋅
7
+
4
(
−
c
)
4
⋅
7
+
4
(
-
c
)
Multiply.
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Multiply 4
4
by
7
7
.
28
+
4
(
−
c
)
28
+
4
(
-
c
)
Multiply
−
1
-
1
by
4
4
.
28
−
4
c
28
-
4
c
28
−
4
c
11. brother = ???
???- 12 = 14
14+12=26
brother is 26.
12. 21.35 - 8.95 = 12.4
cost of colored pencils = $12.40
13. 37- 8 = 29
14. $95 - $73 = $22
Answer:
5
x^2 + 2y^2 + 12x + 5y
Step-by-step explanation:
6x + 2y +y^2 + 6x + 2y + y^2 + 4x^2 + x^2 + y
12x +y^2 + 4y + y^2 + 4x^2 + x^2 + y
12x + 2y^2 + 4x^2 + x^2 + 5y
2y^2 + 5x^2 + 12x + 5y
5
x^2 + 2y^2 + 12x + 5y