jusstlayla12 jusstlayla12

07-12-2020
Mathematics

contestada

Please help and explain so I understand!!

Please help and explain so I understand class=

Respuesta :

50shorty56 50shorty56

07-12-2020

Answer:

x=5

Step-by-step explanation:

[tex]4x^2-11=89[/tex]

add 11 to both sides

[tex]4x^2=100[/tex]

Divide 4 on both sides

[tex]x^2=25[/tex]

Take the square root of both sides to eliminate the power of two from x

[tex]\sqrt{x^2} =\sqrt{25}[/tex]

Simplify

[tex]x=5[/tex]

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