Answer:
Step-by-step explanation:
y+ 20= x+ 15( Vertically opposite angles)
y+ 20- 15= x
x= y+ 5 __(1)
3x+ 5=4y- 15
Substituting (1)
3(y+5)+ 5= 4y-15
3y+15+5=4y- 15
y=15+20
y= 35
x= 40
4,880,000
hope that helps!!
50 miles, t=0 is the start
45 miles each 1 hour
A. d= 45•t+50
<em>Make the unknown numerator be x and unkown denominotor be y</em>
<em>We have : 7 - </em>
= 6
=>
= 7 - 6
= 
<em>So we need to fill in the box :</em>
<em>If the answer is helpful, Brainliest please!</em>