Part 1013 Completed: 18 of 20 My score: \( 18 / 20 \mathrm{pts}(90 \% \) Solve the linear inequality. Express the solution set using set-builder and interval notation: Graph the solution set. \[ 8(x+5)-4 x>7(x-1)+35 \] The solution set expressed in set-builder notation is \( \{x \mid \)
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Bonus Knowledge
Let's solve the inequality step-by-step and then express the solution set. First, we simplify the inequality: \[ 8(x + 5) - 4x > 7(x - 1) + 35 \] Expanding both sides: \[ 8x + 40 - 4x > 7x - 7 + 35 \] \[ 4x + 40 > 7x + 28 \] Now, we isolate \(x\): \[ 40 - 28 > 7x - 4x \] \[ 12 > 3x \] Dividing both sides by 3: \[ 4 > x \] or \[ x < 4 \] Expressing the solution set in set-builder notation: \[ \{x \mid x < 4\} \] Now, in interval notation, the solution set is: \[ (-\infty, 4) \] Graphically, you would represent this on a number line with an open circle at 4 and a line extending to the left towards negative infinity to indicate that all values less than 4 are included in the solution set.
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