5х - 72 = - 16
2х - 32 - 7
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Answered by
1
Answer:
1)2(x+5)=12
2)84:(x-3)=42
3)3(x+4)=33
4)45:(x-5)=15
5)4(x-7)=12
6)6(x-2)=24
7)(x+3)*3=27
8)(x-4):5=7
9)(x-3):2=12
10)(x-9)*3=12
11)(3x+7)*2=32
12)(2x-20):32=6
13)(42+2x):2=32
14)(5x-7)*5=15
15)(13-2x)*3=27
16)(40-4x):2=16
17)(63-9x):3=15
18)4(x-3)=12
19)5x(x+5)=45
20)3(x-7)=9
Step-by-step explanation:
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Answered by
0
Answer:
1)17.6 2)19.5
Step-by-step explanation:
1)5x-72=16
=5x=16+72
=5x=88
=x=88/5
=x=17.6
2) 2x-32=7
=2x=7+32
=2x=39
=x=39/2
=x=19.5
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