Let x be the number multiplied by 7.
We get 7x.
At least 30 means GREATER THAN OR EQUAL TO 30 or ⩾ 30.
Put it all together now.
7x ⩾ 30
Divide both sides by 7.
x ⩾ 30/7
Done!
Answer:
Step-by-step explanation:
−6a+3b+13