Web2a-3b=-8;4a+3b=-3 Solution : {a,b} = {-11/6,13/9} System of Linear Equations entered : [1] 2a - 3b = -8 [2] 4a + 3b = -3 Graphic Representation of the Equations : -3b + 2a = -8 3b … WebJun 26, 2024 · 2b^2 - 3b + 4a^2....a = -6, b = 8 2 (8^2) - 3 (8) + 4 (-6^2) = 2 (64) - 24 + 4 (36) = 128 - 24 + 144 = 248 <== Advertisement New questions in Mathematics …
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Weba+b-a=2a-a (subtract a from both sides) Answer b=a Next, if b=a we can either subtract b from both sides or a from both sides Example of subtracting a from both sides : b-a=a-a thus b-a =0, or subtracting b from both sides of the equation : b-b=a-b thus a-b=0 a-b is the answer becuase it is equal to b-a No negatives involved, am I wrong about this? WebNov 17, 2024 · Evaluate 2b2 - 3b + 4a2 for a= -6 & b=8 a. -40 b. 202 c. 248 d. 346... Answer Mathematics, 21.10.2024 16:00 For which expression is the sum of the constants greater than the sum of the coefficients Answer Mathematics, 21.10.2024 16:00 Jack indicates that he received a 3% raise that amounts to 768$. what was his former annual … northgate public library seattle
Solve 2a+3b+6a+9b-8a+12b Microsoft Math Solver
WebIn cases like this you first factorise, and then see what you can cancel. Explanation: Use the special products rules: = a(a+ b)(a −b) ⋅ (a −b)2a ... (−33a2 −2ab+ 56b2)/(−3a −4b) … WebML Aggarwal Solutions for Class 8 Maths Chapter 10: Algebraic Expressions and Identities = 3a2 2– 25ab – 2b – 3 – (5a – 7ab – 3b2 + 3a) = 3a2 – 25ab – 2b – 3 – 5a2 + 7ab + 3b2 – 3a = -2a2 + 2ab + b2 – 3a – 3 8. The perimeter of a triangle is 7p2 2– 5p + 11 and two of its sides are p + 2p – 1 and 3p2 – 6p + 3. Find the third side of the triangle. Web(4a+2b)2- (4a-2b)2 Final result : 32ab Step by step solution : Step 1 : 1.1 Evaluate : (4a+2b)2 = 16a2+16ab+4b2 1.2 Evaluate : (4a-2b)2 = 16a2-16ab+4b2 Final result : … how to say divigel