Answer:
a) x=2
b)x=12
c)x=5/4
Step-by-step explanation:
a)5x-2=8
5x=8+2
5x=10
x=2
b)4x-3=2x+9
4x-2x=9+3
2x=12
x=6
c)6x+3=2x+8
6x-2x=8-3
4x=5
x=5/4
Proof:
a)5x-2=8
5(2)-2=8
10-2=8
8=8
b)4x-3=2x+9
4(12)-3=2(12)+9
48-3=24+9
45=45
c)6x+3=2x+8
6(5/4)+3=2(5/4)+8
30/4+3=10/4+8
15/2+3=5/2+8
10.5=10.5
Hope this helps ;) ❤❤❤
Answer:
10*-3= -30
Step-by-step explanation:
10*-3= 5*-8
6 is the greatest common factor of 24,30,42
I can’t see it needs better lighting
Answer:
he drove 43.25 miles per hour
Step-by-step explanation:
you have to divided miles by hours so 346/8= 43.25mph
