Question

Solve the formula a(m+r) -t=s for a.​

Answer 1

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Answer:

  a = (s +t)/(m +r)

Step-by-step explanation:

Add t, then divide by the coefficient of 'a'.

  $a(m+r)-t=s \qquad\text{given}\\\\a(m+r)=s+t \qquad\text{add t }\\\\\boxed{a=\dfrac{s+t}{m+r}} \qquad\text{divide by m+r }$