3 years ago

Write 5 consecutive integers of which x is the middle one

Mathematics

1 answer:

stich3 [128]3 years ago

3 0

X-2, x-1, x, x+1, x+2

You might be interested in

The sum of two numbers is 39. The second number is 3 more than three times the first number. Let x represent the first number an

GenaCL600 [577]

Answer:

$The\: value \:of\: the\: first\: number\:is\:9$

Step-by-step explanation:

$We\:have\:a\:system\:of\:equation:\\\left \{ {{x+y=39} \atop {3x+3=y}} \right. \\\Leftrightarrow \left \{ {{39-x=y} \atop {3x+3=39-x}} \right. \\\Leftrightarrow \left \{ {{39-x=y} \atop {4x=36}} \right. \\\Leftrightarrow \left \{ {{y=39-9} \atop {x=9}} \right. \\\Leftrightarrow \left \{ {{y=30} \atop {x=9}} \right. \\\Rightarrow x=9$