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Simplifying 7 = 0 * 0 + b Multiply 0 * 0 7 = 0 + b Anything times zero is zero. 7 = 0 + b Remove the zero: 7 = b Solving 7 = b Solving for variable 'b'. Move all terms containing b to the left, all other terms to the right. Add '-1b' to each side of the equation. 7 + -1b = b + -1b Combine like terms: b + -1b = 0 7 + -1b = 0 Add '-7' to each side of the equation. 7 + -7 + -1b = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1b = 0 + -7 -1b = 0 + -7 Combine like terms: 0 + -7 = -7 -1b = -7 Divide each side by '-1'. b = 7 Simplifying b = 7
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