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Answered

mAtH
1.-4x-16<4 ; x?
a.x<-5
b.x<-4
C.x<-6

2. -3x+5=2x+30 ;x?
a.x=5
b.x=-5
C.x=3




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Sagot :

Cadarinryan819go

Answer:

1.B

2.B

Step-by-step explanation:

1.-4(-4)-16<4

16-16<4

0<4

2.-3(-5)+5=2(-5)+30

15+5=-10+30

20=20

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Answer:

1. A. [tex]x<5[/tex]

2. B [tex]x=-5[/tex]

Step-by-step explanation:

1) [tex]4x-16<4[/tex]

[tex]4x-16+16<4+16[/tex]

[tex]4x<20[/tex]

[tex]4x/4<20/4[/tex]

[tex]x<5[/tex]

2. [tex]-3x+5=2x+30[/tex]

[tex]-3x+5-2x=2x+30-2x[/tex]

[tex]-5x+5=30[/tex]

[tex]-5x+5-5=30-5[/tex]

[tex]-5x=25[/tex]

[tex]-5x/-5=25/-5[/tex]

[tex]x=-5[/tex]

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