https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:solve-equations-inequalities/x2f8bb11595b61c86:num-solutions-linear-equations/v/number-of-solutions-to-linear-equations 2023-09-21T22:20:18.864150437Z Number of solutions to equations A linear equation could have exactly 1, 0, or infinite solutions. If we can solve the equation and get something like x=b where b is a specific number, then we have one solution. If we end up with a statement that's always false, like 3=5, then there's no solution. If we end up with a statement that's always true, like 5=5, then there are infinite solutions. Sal Khan video https://cdn.kastatic.org/googleusercontent/wDWDgdAhE6N556bQvkI9Cmjc6dZutUWeaaXBhgV4gXwE7P7S7S29OhXdcwbXZzQXyIdSKqIKe5z8wi3oQt7v5u_xWw Number of solutions to equations A linear equation could have exactly 1, 0, or infinite solutions. If we can solve the equation and get something like x=b where b is a specific number, then we have one solution. If we end up with a statement that's always false, like 3=5, then there's no solution. If we end up with a statement that's always true, like 5=5, then there are infinite solutions. https://cdn.kastatic.org/ka-youtube-converted/qsL_5Y8uWPU.mp4/qsL_5Y8uWPU.mp4 328 Number of solutions to equations https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:solve-equations-inequalities/x2f8bb11595b61c86:num-solutions-linear-equations/v/equation-special-cases 2021-06-21T15:29:05Z Worked example: number of solutions to equations Sal attempts to solve 8(3x + 10) = 28x - 14 - 4x only to find that the equation has no solution. Sal Khan video https://cdn.kastatic.org/googleusercontent/Vqnbb20yMViDTpB8_mVFmW9beu41xEKvZvZy48PWbuo_qwYkkdviLbg5B7d2pXAWWid2tl1O4YCyd__eNrg3pbC3 Worked example: number of solutions to equations Sal attempts to solve 8(3x + 10) = 28x - 14 - 4x only to find that the equation has no solution. https://cdn.kastatic.org/ka-youtube-converted/zKotuhQWIRg.mp4/zKotuhQWIRg.mp4 115 Number of solutions to equations https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:solve-equations-inequalities/x2f8bb11595b61c86:num-solutions-linear-equations/e/solutions-to-linear-equations 2026-05-04T16:10:46.51963925Z Number of solutions to equations Practice telling whether an equation has one, zero, or infinite solutions. For example, how many solutions does the equation 8(3x+10)=28x-14-4x have? Sid Patel exercise