Answer:
<em>% is the decrease.</em>
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Step-by-step explanation:
<em>To figure out the percentage decrease, you would first subtract the two numbers. </em>
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<em>Next, you would divide that number by the total.</em>
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<em /><em>% </em><em>would be the decrease percentage. </em>
Let c represent the number of children Mama has. The number of notebooks she has is
.. 13c +8 = 15c
.. 8 = 2c
.. c = 8/2 = 4
Mama has 4 children and 60 notebooks.
Answer:
Minutes to make one balloon sculpture = 5 minutes
Balloons are used for one balloon sculpture= 8 balloons
Tomas use balloons = 1.6 per minute
Step-by-step explanation:
a).
180 minutes = 36 sculpture
5 minutes to make a sculpture
b).
288 balloons = 36 sculpture
8 Balloons to make a sculpture
c).
288 Balloons = 180 minutes
1.6 Balloons per minute
The distributive property is multiplying the numbers outside of the parentheses into the inside
2×4x=8x
2×3=6
8x+6+4
Then do the same thing on the other side
Which gets you
3x-2x-4
so he has the equation
8x+6+4=3x-2x-4
so the answer is B