Standard form is
ax+by=c
where a,b,c are integers
y+3=1/4x
timesboth sides by 4
4y+12=x
minus x both sides
-x+4y+12=0
minus 12 both sides
-x+4y=-12
(I like x to be positive so)
times both sides by -1
1x-4y=12
a=1
b=-4
c=12
Answer:
well the top shows its 45° so the thr bottom right hand side is also 45 ° but the side where it has a red squares is 90 °
Simply add the hours worked together to find the total, so 4.5+8.75+9.5+10+4.25= your answer.
<span>(3 x 1000) + (16 x 10) + (7 x 1) = 3167. In standard form, this is 3.167 x 10^3. </span>
