Please Help 6-10 or just one of them
1 answer:
Answer:
6) 20
7) I think is 2.5 (im not sure)
8) 7
Step-by-step explanation:
6) (5x+9)+(3x+11)=180
8x+20=180
-20 -20
8x=160
Divide 8 on each side
x=20
7) (17x+1)=(20x-14)
17x+15 =20x
+17 +17
15 = 37x
divide 15 on each side
X=2.5
8) (3x+3)+(10-4)=90
(3x)+(10x-1)
13x-`1=90
+1 +1
13x=91
Divide 13 on each side
x=7
You might be interested in
Answer:
its 373248
Step-by-step explanation:
I got this by 2squared 9 and 3squared 6
3x+18
Step-by-step explanation:
Sorry I don't know that either
DONT PRESS THE LINK ABOVE ! ITS A SCAM
4,230, which is solved by multiplying both the questions and the students