QUESTION IMAGE
Question
question
solve for x and graph the solution on the number line below.
-13 ≤ -x - 7 or -16 ≥ -x - 7
answer attempt 1 out of 2
inequality notation:
number line:
Step1: Resolver la primera desigualdad \(-13 \leq -x - 7\)
Agregamos 7 a ambos lados: \(-13 + 7 \leq -x - 7 + 7\)
Simplificamos: \(-6 \leq -x\)
Multiplicamos ambos lados por \(-1\) (cambiando el signo de la desigualdad): \(6 \geq x\) o \(x \leq 6\)
Step2: Resolver la segunda desigualdad \(-16 \geq -x - 7\)
Agregamos 7 a ambos lados: \(-16 + 7 \geq -x - 7 + 7\)
Simplificamos: \(-9 \geq -x\)
Multiplicamos ambos lados por \(-1\) (cambiando el signo de la desigualdad): \(9 \leq x\) o \(x \geq 9\)
Step3: Combinar las soluciones
La solución es \(x \leq 6\) o \(x \geq 9\)
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\(x \leq 6\) or \(x \geq 9\)