Answer:
112
Step-by-step explanation:
3(7-3) = 3 x 4 = 12
12^2 = 144
144 -4(6+2)
144-4(8)
144-32
112
Answer:
x=9
Step-by-step explanation:
2x+12=5x-15
3x=27
x=9
9(2x-1)=3(x+2)+3x
18x-9=3x+6+3x
18x-9=6x+6
18x-6x=6+9
12x=15
x=15/12
x=5/4
Answer:
No solutions
Step-by-step explanation:
18-30w=20-10w-20w
18-30w=20-30w
18-20=30w-30w
-2 does not equal to 0
No solutions
