ariellewilson88 ariellewilson88

18-07-2020
Mathematics

contestada

solve the equation for x. square root of x+4-7=1 A. x=4 B.x=12 C. x=60 D.x=68

Respuesta :

gilbertazavedo72 gilbertazavedo72

18-07-2020

Answer: A. x = 4

Step-by-step explanation:

√x+4 -7 = 1

√x-3= 1

x-3 = 1

x = 4

Answer Link

altavistard altavistard

18-07-2020

Answer:

x = 60 (Answer C)

Step-by-step explanation:

Ambiguous. I will assume that you meant:

x+4-7=1 => √(x + 4) - 7 = 1

This latter result simplifies to

√(x + 4) = 8

Squaring both sides, we get: x + 4 = 64, or x = 60 (Answer C)

Answer Link

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