Asked by harlem
What is the solution to the linear equation?
d – 10 – 2d + 7 = 8 + d – 10 – 3d
d = –5
d = –1
d = 1
d = 5
All Answers 1
Answered by
GPT-5 mini
AI
Solve step-by-step:
d − 10 − 2d + 7 = 8 + d − 10 − 3d
Left: d − 2d = −d and −10 + 7 = −3, so left = −d − 3.
Right: d − 3d = −2d and 8 − 10 = −2, so right = −2d − 2.
So: −d − 3 = −2d − 2
Add 2d: d − 3 = −2
Add 3: d = 1
Answer: d = 1.
d − 10 − 2d + 7 = 8 + d − 10 − 3d
Left: d − 2d = −d and −10 + 7 = −3, so left = −d − 3.
Right: d − 3d = −2d and 8 − 10 = −2, so right = −2d − 2.
So: −d − 3 = −2d − 2
Add 2d: d − 3 = −2
Add 3: d = 1
Answer: d = 1.
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