For #1
you would do
8 + 8 + 5 + 5 = 26
so they use 26 inches of ribbon
for #2
since there is 8 sides and each side is 3 feet we multiply
8 x 3 = 24
so the perimeter of her collage room is 24 feet
for #3
its cut off...
Answer: 108 pancakes
Step-by-step explanation:
if you make 20 pancakes with 1 and 2/3 of flour,
with 9 cups you will make
(20*9)/ 1 &2/3
1 2/3= 5/3 we enter the whole in the fraction
(180)/(5/3)= 180*3/5=108 pancakes
Answer:
x
=
58
5
Step-by-step explanation:
10 times:
→
10
×
The sum of:
→
10
×
(
?
+
?
)
half a number:
→
10
×
(
x
2
+
?
)
and 6:
→
10
×
(
x
2
+
6
)
is 8 :
→
10
×
(
x
2
+
6
)
=
8
'~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
10
(
x
2
+
6
)
=
8
Multiply out the bracket
5
x
+
60
=
8
Subtract 60 from both sides
5
x
=
58
Divide both sides by 5
x
=
58
5
(X²-8X+5)-(-3X²+5X-9)
=X²-8X+5+3X²-5X+9
=4X²-13X+14
That's your answer lovely~
Answer:
{-3}
Step-by-step explanation:
Раскроем скобки:
- 40 - 6m - 1 = 7m - 2
Перенесем все, что с m, в левую часть:
- 13m = 39
m = -3
