Answer is D. Add the equations in order to solve for the first variable. Plug this value into the other equations in order to solve for th remaining varables
Answer:
$1.80
Step-by-step explanation:
2/3x = 1.2
x = 1.2 / (2/3)
x = 1.2 * (3/2)
x = 1.80
Answer:
The answer is 75
Step-by-step explanation:
By way of parallelism

Answer:
OE. 400
Step-by-step explanation:
.25*400=100
(If you don't believe me, do it out.)
<em><u>Hope this helps!!!</u></em>
<em><u>Brady</u></em>
Answer:
Answer : 52 girls
Step-by-step explanation:
Your ratio of boys to girls is 3:4
Set up a fractional proportion and cross multiply
3/4 = 39/x
cross multiply
3x = 4(39)
3x = 156
x = 156/3
x = 52 girls
Hope this was helpful!❤