56 is the sum of 20 and Donnie's savings. Use the variable d to represent Donnie's savings | MathCelebrity Forum

56 is the sum of 20 and Donnie's savings. Use the variable d to represent Donnie's savings

math_celebrity

math_celebrity

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56 is the sum of 20 and Donnie's savings. Use the variable d to represent Donnie's savings

The sum of 20 and Donnie's savings using d to represent Donnie's savings:
20 + d

The word is means equal to, so we set 20 + d equal to 56:
20 + d = 56
 
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