" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
5x-2x+10=-12+21x-42
3x+10=-54+21x
10+54=21x-3x
64=18x
32=9x
32/9=x
b) 7t-8/3=2
7t-8=6
7t=6+8
7t=14
t=2
c)7x-5/4=5x-7/6
7x-5/2=5x-7/3
3(7x-5)=2(5x-7)
21x-15=10x-14
21x-10x=-14+15
11x=1
x=1/11
d)3k-4=-13
3k=-13+4
3k=-9
k=-9/3
k=-3
e)5x-2=-12
5x=-12+2
5x=-10
x=-10/5
x=-2
f)5y/3-10=5
5y-30=5(3)
5y-30=15
5y=45
y=45/5
y=9
g)2x-5/6=4x-7/5
5(2x-5)=6(4x-7)
10x-25=24x-42
-24+42=24x-10x
18=14x
9=7x
9/7=x
h) 3(5t-3)-5=7(t-5)+10
15t-9-5=7t-35+10
15t-14=7t-24
15t-7t=-24+14
8t=-10
t=-10/8
t=-5/4