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19-C = 13  \n3) E = 10 + 6  \n4) F = 17 + 1  \n5) 12 + G = 17  \n6) 17 = H + 15  \n7) 1 = J-5  \n8) 5 = 11-K  \n9) L-14 = 4  \n10) 20-18 = M  \n11) N = 12 + 2  \n12) P = 14-5  \n13) 1 = Q-10  \n14) 16 = 7 + R  \n15) 5 + S = 13  \n16) T = 7 + 7  \n17) U-9 = 3  \n18) V = 15-6  \n19) 19 = 13 + W  \n20) Y + 5 = 12  \nB=  \nC=  \nE=  \nF=  \nG=  \nH=  \nJ=  \nK=  \nL=  \nM=  \nN=  \nP=  \nQ=  \nR=  \nS=  \nT=  \nU=  \nV=  \nW=  \nY=  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \n9.  \n10.  \n11.  \n12.  \n13.  \n14.  \n15.  \n16.  \n17.  \n18.  \n19.  \n20.  \nAnswers  \nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n5  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nAdd & Subtract Variables within 20  \nName: Answer Key  \n\n| Find the value of the variable.\u003Cbr>1) 20-B = 19 B= 1 \u003Cbr>2) 19-C = 13 C= 6 \u003Cbr>3) E = 10 + 6 E= 16 \u003Cbr>4) F = 17 + 1 F= 18 \u003Cbr>5) 12 + G = 17 G= 5 \u003Cbr>6) 17 = H + 15 H= 2 \u003Cbr>7) 1 = J-5 J= 6 \u003Cbr>8) 5 = 11-K K= 6 \u003Cbr>9) L-14 = 4 L= 18 \u003Cbr>10) 20-18 = M M= 2 \u003Cbr>11) N = 12 + 2 N= 14 \u003Cbr>12) P = 14-5 P= 9 \u003Cbr>13) 1 = Q-10 Q= 11 \u003Cbr>14) 16 = 7 + R R= 9 \u003Cbr>15) 5 + S = 13 S= 8 \u003Cbr>16) T = 7 + 7 T= 14 \u003Cbr>17) U-9 = 3 U= 12 \u003Cbr>18) V = 15-6 V= 9 \u003Cbr>19) 19 = 13 + W W= 6 \u003Cbr>20) Y + 5 = 12 Y= 7  | Answers 1.  1  2.  6  3.  16  4.  18  5.  5  6.  2  7.  6  8.  6  9.  18  10.  2  11.  14  12.  9  13.  11  14.  9  15.  8  16.  14 \u003Cbr>17.  12  18.  9  19.  6  20. 7 |\n| --- | --- |\n\nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n5  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nAdd & Subtract Variables within 20  \nName:  \nFind the value of the  \n9  \n18  \n18  \n1) 20-B = 19  \n2) 19-C = 13  \n3) E = 10 + 6  \n4) F = 17 + 1  \n5) 12 + G = 17  \n6) 17 = H + 15  \n7) 1 = J-5  \n8) 5 = 11-K  \n9) L-14 = 4  \n10) 20-18 = M  \n11) N = 12 + 2  \n12) P = 14-5  \nvariable.  \n16  \n5  \n2  \nB=  \nC=  \nE=  \nF=  \nG=  \nH=  \nJ=  \nK=  \nL=  \nM=  \nN=  \nP=  \n1  \n6  \n14  \n6  \n2  \n6  \nAnswers  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \n9.  \n10.  \n11.  \n12.  \nMath  \nModified  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n5  \n1-10 92  \n11-12 8  \n83  \n0  \n75 67 58 50 42 33 25 17","cbCaiquxY5JvCjoL","https://ap.wps.com/l/cbCaiquxY5JvCjoL","pdf",45573,"English","# Find the value of the variable","[{\"question\":\"What type of math problems are included in the answer key?\",\"answer\":\"The key solves addition and subtraction equations involving single-letter variables within 20.\"},{\"question\":\"How are the variables (like B, C, E) solved in this key?\",\"answer\":\"Each variable is determined by completing the given equation and matching it to the provided numeric result.\"},{\"question\":\"Where can the final answers be found?\",\"answer\":\"The key includes a direct letter-to-number list (e.g., B=, C=) and a consolidated numbered answers section from 1 to 20.\"}]","Add & Subtract Variables within 20 - Answer Key | PDF",1790802660]