The first two are correct
Answer:
y=1/2x-2
you write it in y=mx+b form
If you mean out of £48,
answer: £36:£12
Answer:
1:39
Step-by-step explanation:
195 divided by 5 is 1:39.
<em>Answer:</em>
<em>x ≅ 79.1</em>
<em>Step-by-step explanation:</em>
<em>10log(4x) = 25 </em>
<em>2log(4x) = 5 </em>
<em>log((4x)²) = 5 </em>
<em>(4x)² = 10⁵ </em>
<em>16x² = 100,000 </em>
<em>x² = 6,250 </em>
<em>x ≅ 79.1</em>
