Answer:
y= -21x/19 x≠0
Step-by-step explanation:
(I just reviewed this!) Combined like terms and used Pemdas for Order of Operations. Canceled out -21x with -21 and we know that x is not equal to 0. If you need more help there are some sites like Khan Academy.
Answer:
Supplementary angles add to 180. Let x = the measure of one angle. The other is three and one half times larger, or 3.5x:
x + 3.5x = 180
Step-by-step explanation:
Answer:
23
Step-by-step explanation:
just count the squares in side box
Answer:
(x-1, y+6)
Step-by-step explanation:
It would change the x by -1 and the y by +6
Answer:
50 in^2
Step-by-step explanation:
Area = area of rectangle - 2 * (area of the 2 spaces)
= 10*12 - 2(5*7)
= 120 - 70#=- 50 in^2.
