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Answered

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Solve each equation. Write null if the equation has no solution. Write all if all numbers solve the equation. Write fractions in simplest form.

1)  33+a=12a
2)  -6n+2=4n-5
3)  2.4b-7=b+15.4
4)  4m/6=m+3
5)  4p+1/4=6p
6)  24-c=2(3+4c)
7)  3(5-2y)=4(y+20)
8)  5(2x+3)=3(x+2)+7x+9
9)  4(3k+6)=12(5+k)
10)  3(2n+4)+2n+56

PLEASE HELP ME WITH THIS QUESTION!!!!!!!

Sagot :

1) 33+a=12a
33 = 11a
33/11 = a
a = 3

2) -6n+2=4n-5
2 = 10n-5
7=10n
n = 7/10
n = 0,7

3) 2.4b-7=b+15.4
2.4b=b+22.4
1.4b=22.4
b = 22.4/1.4
b = 16

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