8(x+3)=48, 8x+24=48, 8x=48-24, 8x=24, x=24÷8=3
5(y-1)=30, 5y-5=30, 5y=30+5, 5y=35, y=35÷5=7
(z+2)×4=60, 4z+8=60, 4z=60-8, 4z=52, z=52÷4=13
(2x-1)×9=45, 18x-9=45, 18x=45+9, 18x=54, x=54÷18=3
3(a+5)=36, 3a+15=36, 3a=36-15, 3a=21, a=21÷3=7
14=7(b-3), 14=7b-21, 7b=-21-14, 7b=-35, b=-35÷7=-5
8(2m+5)=72, 16m+40=72, 16m=72+40, 16m=112, m=112÷16=7
4(15-2x)=20, 60-8x=20, 8x=20-60, 8x=80, x=80÷8=10
(15-4y)×15=45,
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