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7x-15y=2 , x+2y=3 By subtition method - Brainly.com?

7x-15y=2 , x+2y=3 By subtition method - Brainly.com?

WebMar 25, 2024 · #rArr 5(11 + 3y) = 2(18 - 2y)# [Cross Multiply] #rArr 55 + 15y = 36 - 4y# #rArr 19y = 36 - 55# #rArr 19y = -19# #rArr y = -1# Now, Substitute this in eq(i) or eq(ii). I'm going with eq(i) here too. ... #rArr x = 4# So, The Answer is still same, #x = 4, y = -1#. iv) Cross - Multiplication Method. The Most Tough But Most Helpful method. First ... WebWe will use substitution method to solve the equations. Given: 7x - 15y = 2 be equation 1 and x + 2y = 3 be equation 2. Step 1: We can get the value of x from equation 1. x + 2y = 3 be equation (3) Subtract 2y from both sides. x = 3 - 2y. Step 2: Substitute the value of x = 3 - 2y in equation 1. early days traductor WebHow to Use the Calculator. Type your algebra problem into the text box. For example, enter 3x+2=14 into the text box to get a step-by-step explanation of how to solve 3x+2=14.. Try this example now! » WebNov 26, 2024 · 7x-15y=2 , x+2y=3 By subtition method See answer Advertisement Advertisement vivianngn96 vivianngn96 Answer: Explanation: 7x - 15y = 2 (1) x + 2y = 3 … classic sonic the hedgehog characters WebJan 5, 2016 · The system is x+2y=9 (1) 7x+15y=32 (2) Multiply the first equation by -7 and add to the second you get (-7)x-14y+7x+15y=-63+32=>y=-31 hence x=9+2*31=72 The solution is (x,y)=(72,-31) Algebra . ... Which method do you use to solve the system of equations #y=1/4x-14# and #y=19/8x+7#? WebFree math problem solver answers your algebra homework questions with step-by-step explanations. classic sonic the hedgehog age WebThe procedure to use the cross multiplication calculator is as follows: Step 1: Enter the fractions with the unknown value “x” in the respective input field. Step 2: Click the button “Calculate x ” to get the output. Step 3: The unknown value “x” will be displayed in the output field “x”. What is Meant by Cross Multiplication?

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