Question

Find the value of $x$

(1) $7x + 5 = 175$
$x$ =
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(2) $4x - 5 = 3$
$x$ =
ㅤ
(3) $5x + 6 = 21$
$x$ =
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(4) $9x - 15 = 12$
$x$ =
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(5) $6x - 6 = 6$
$x$ =​

Answer 1

Respuesta:

Hola!

Hallar el valor de x en:

1.

  $7x+5=175\\7x=175-5\\7x=170\\x=170/7\\x= \frac{170}{7} ; 24.28$

2.

$4x-5=3\\4x=3+5\\4x=8\\x=8/4\\x=2$

3.

$5x+6=21\\5x=21-6\\5x=15\\x=15/5\\x=3$

4.

$9x-15=12\\9x=12+15\\9x=27\\x=27/9\\x=3$

5.

$6x-6=6\\6x=6+6\\6x=12\\x=12/6\\x=2$

Saludos!