R.1

다단계 부등식 풀기

2분기 (12~2월)

분배법칙과 동류항 정리 후 풀기 (음수로 나누면 부등호 방향이 바뀜)

난이도

보통

난이도

문제 수

예제 포함답안지 포함

@page { size: letter; margin: 0; } @media print { .ws-page + .ws-page { break-before: page; } } Daniel Math Academy \cdot Grade 8 Math Solve Multi-Step Inequalities Skill R.1 \cdot Multi-step inequalities \cdot ★★☆ Medium \cdot Quarter 2 Name Date Score / 8 Scan for answers Solve each inequality. Example 3 (x - 2) + 4 > 13 3 x - 2 > 13, 3 x > 15, so x > 5 Think: Simplify each side, then solve as you would an equation. Multiplying or dividing by a negative number flips the sign. 1 2 m - 7 + 5 m \leq - 56 2 x - 8 - 4 x \leq - 14 3 3 k - 9 + 8 k \geq - 75 4 - 7 x - 10 + 9 x \geq 6 5 2 m + 2 + 4 m \leq 14 6 2 (y - 5) - 1 < 1 7 - m + 6 - 7 m \geq 70 8 9 m - 15 - m \leq - 55 Daniel Math Academy \cdot danielmath.com Worksheet # havswsd \cdot Page 1 / 2 Daniel Math Academy \cdot Grade 8 Math Answer Key R.1 Solve Multi-Step Inequalities \cdot ★★☆ Medium 1 m \leq - 7 2 x \geq 2 3 k \geq - 6 4 x \geq 8 5 m \leq 2 6 y < 6 7 m \leq - 8 8 m \leq - 5 Daniel Math Academy \cdot danielmath.com Worksheet # havswsd \cdot Answer Key \cdot Page 2 / 2

R. 다단계 부등식스킬 4개