solving Equations & Inequalities: Distance Learning Wk7 Assign 2

Master solving equations and inequalities with this 7th-grade math worksheet!

Send a video. Not a thousand words. Click here to watch the video to review how to solve equations. How to solve equations Send a video. Not a thousand words. Click here to watch the video to review how to solve and graph inequalities. How to solve and graph inequalities 1. Which number line represents the solution to the inequality −7x −13 ≥ 8? A B C D 2. Christine solved the math problem below. In which step did she make her mistake? -9x + 42 > -3step 2: -42 -42step 3: -9x > -45step 4: 5: x > 5 step 3 step 4 step 5 There is no error. 3. Solve for y. 2y + 7 = 11 Show work along with your answer. 4. Solve for x. 15 + 7x ≥ 29 x > 2 x ≥ 2 x ≤ 2 x ≥ -2 5. Solve the equation below. 2 16 1 32 6. When solving an inequality, you must flip the sign when? Never Adding or subtracting a negative number Multiplying or dividing by a negative number Always 7. The steps in solving -6 + 5x = 24 are: Subtract 6 from both sides then divide both sides by 5 Subtract 6 from both sides then multiply both sides by 5 Add 6 to both sides and multiply both sides by 5 Add 6 to both sides and divide both sides by 5 8. What is the first step to solve the equation below?11 - 3x = 44 Add 3 to both sides Subtract 11 from both sides Add 11 to both sides Divide 3 on both sides. 9. How many times will you need to flip the sign in the inequality below in order to solve it correctly?53< -3 - 8y None once twice 3 times 10. When solving the inequality below, what is the Fourth step to solving?-3w - 2 < -17 Dividing both sides by 3. Dividing both sides by -3. Adding 2 to both sides. Adding -3 to both sides.