Answer:17
Step-by-step explanation:
102/159 = x/4
34/53 = x/4
34(4) = x(53)
136 = 53x
136/53 = x
1: 2/5=emails 3.6hrs=emails, 3.6=2/5 5-2=3 3.6•3=__hours of work
2. 294+83=$__
3. 3•x=hw 64/4=__•3=__hrs on math
4. Idk sorry
Sorry if some of these are wrong but I'm pretty sure there right.
Black line (a) -
x = -2
Purple line (b) -
x = 3
Blue line (c) -
y = 6
Green line (d) -
y = -3
Red line (e) -
Not sure
25^2-13^2=456
456 square root is 21.354...
21