10(2x+3) - 20
multiply 10 by 2x and by 3 to get
20x+30-20
subtract 20 to get
20x+10
Answer:
All the powers have a value of 1 because the exponent is zero.
Step-by-step explanation:
I surmised that from the two numbers I <em>could</em> seen
Answer:
x = 19
Step-by-step explanation:
By the Supplementary Angle Theorem we can say that;
123 + 3x = 180
3x = 57
x = 19
Hope this helps!
Y+x=31, 150x+225y=5100.
y=-x+31
150x+225(-x+31)=5100
-75x=-1875
x=25 (adult tickets are $25)
31-25= 6 (child tickets are $6)