PPT-Using Systems to Solve Word Problems

Objectives Use the information in each problem to write a system of equations Solve the system of equations using substitution or elimination Answer the questions Steps to Follow Define Variables. Who knew drawing could help you in math??. What works best for YOU?. So far we have learned how to solve basic addition and subtraction problems with decimals using two methods:. Written form. Using counting blocks. Y + 12 = 312. Y = 300. Solve. . . . 3z = 612. Z = 206. Try . this one!. . 5w – 13 = 263. W = 50. Solving two-step equations. Step 1. : draw in your balance line.. Step 2. : use the addition or subtraction property of equality to get the term with a variable alone on one side of the equation.. Madhu Sudan. (based on joint work with Brendan Juba (MIT); and upcoming work with Oded Goldreich (Weizmann) & J. ). My research interests. Computation. Communication. Role of errors. Probabilistically checkable proofs. of Fluid Models. (. Navier. Stokes). Dr. Farzad Ismail. School of Aerospace and Mechanical Engineering. Universiti Sains Malaysia. Nibong Tebal 14300 Pulau Pinang. Week . 5. . (Lecture 1 and 2). 2. Recall from JC maths / science:. Speed and distance are scalars. We use the vector versions, velocity (. ) and displacement (. ):.  . 1. Solve Problems About Linear Motion. only works for constant (or average) velocity.. Fight, flight or freeze response. Sympathetic . Nervous System . (SNS) . is activated. Physical. . Heart rate and blood pressure. Release . of Adrenaline and . Cortisol. Blood .  . arms, legs. Breathing quickens. Identify and list natural numbers.. Add, subtract, multiply, and divide natural numbers.. Use the number line to illustrate arithmetic operations.. Use skip counting and area models to illustrate multiplication problems.. Psychology 209 – Winter 2017. March 7, 2017. The DNC architecture. Key features of the architecture. Indefinite memory size (Turing). Accurate storage of long lists of items after a single presentation. What does solving a system mean?. In yesterday’s homework, we investigated Cool Copy Company and Bountiful Brochures. . What happened when you graphed the lines?. The lines intersected.. What does that intersection mean?. Lesson Objective: 4.01a. Students will know how to solve word problems using slope. Slope Word Problems. In 2005, Joe planted a tree that was 3 feet tall. In 2010, the tree was 13 feet tall. Assuming the growth of the tree is linear. Essential Question: How do you solve percent problems?. Before we start…. The sum of China and Japan’s total Olympic medals from 2004 is 100. What percent of their medals were gold? Silver? Bronze?. Practice being flexible and adaptable to new ideas and situations.. Find the benefits of getting outside one’s comfort zone.. Explore new ideas and tasks through play.. Show perseverance when solving personal challenges related to art making. . by Factoring. Vocabulary:. Monomial: one term. (ex) x (ex) 4 (ex) 4x (ex) 4xy. 2. (ex) 3x. 3. y. 2. z. Binomial: two terms. (ex) x + 2 (ex) 3x – 2 (ex) 4x. 2. + 5. Trinomial: three terms. Differential Equations. In this class we will focus on solving ordinary differential equations that represent the physical processes we are interested in studying. With perhaps a few exceptions the most complicated differential equation we will look at will be second order, which means it will look something like.