To be able to do the problem 5(10+4) mentally, zach does 50+20 instead of 5(14). Zach is using which of the following properties
? associative, commutative, inverse, or distribute
1 answer:
Answer:
Zach is using the distributive property.
Step-by-step explanation:
He distributes the 5 to the numbers inside the ().
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Answer:
x=10, y = -20
Step-by-step explanation:
y = –5x + 30
x = 10
Substitute the second equation into the first
y = –5*10 + 30
y = -50 +30
y = -20
x=10, y = -20
Answer:
Answer 5
Step-by-step explanation:
-6+12-2+1
=6-2+1
=5
Answer:
0.05
Step-by-step explanation:
hope this helps! :D
you have a miraculous everybody!! <3
R + d = 1750
r = d + 450
d + 450 + d = 1750
2d + 450 = 1750
2d = 1750 - 450
2d = 1300
d = 1300/2
d = 650 <=== what Dustin pays
r = d + 450
r = 650 + 450
r = 1100 ...Robert pays 1100
Answer:
5000%
Step-by-step explanation:
Your welcome!
