just want to know if I got them right.I got 100 for number one
just want to know if I got them right.I got 100 for number one
5(x+2)=510
5x+10=510
510-10=500
5x/5=500/5
x=100
4(2c+5)=28
8c+20=28
8c/8=8/8
c=1
3(x-5)=30
3x-15=30
3x=45
3x/3=45/3
x=15
n(3+4)=84
n3+n4=84
n7/7=84/7
n=12
5(b-3)=10
5b-15=10
5b=25
5b/5=25/5
b=5
1.5(2y+5)=__?
y=__?