Answer:
z=-3 so 2y+3(-3)=-8, 2y-9=-8, add 9 to both sides 2y=1 divide both sides by 2, y=1/2, so 3x+4(1/2)+-3=-2, 3x+2-3=-2, 3x-1=-2, add 1 to both sides, 3x=-1, divide both sides by 3, x=-1/3
Answer:
Answers are below
Step-by-step explanation:
5+1=6 No
78+6=76+8 Yes, commutative property of addition
2x+(3x+4x)=(2x+3x)+4x Yes, associative property of addition
52+(-18)=(-52)+18 No
6+(-6)=0 Yes, identity property of addition
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Answer:
money made by michael = 15*3 +6*5 = 45+30= $75
Step-by-step explanation:
Answer:
x = - 6
p = 9
k = 1
Step-by-step explanation:
See attached worksheet.
4 6/9= 38/9
7 5/3= 26/3
3 7/8= 31/8
5 19/14 =89/14
