If you want to evaluate it, -4q-(-8q)+10 is changed to -4q+8q+10 (two negatives equal positive). Next, -4q+8q is 4q (since the bigger number is positive 8q, you subtract and get 4q). Finally, your answer is 4q+10. Hope this helps! :)
Answer:
Step-by-step explanation
You need to multiply the bottom equation with -3. Then you just add both equations.
Answer:
B. The number of navy tiles Mr langley purchased is 2.5 times the number of yellow purchased
Step-by-step explanation:
2.5x40=100
Equation of a line is given by y = mx + b; where m is the slope and b is the y-intercept.
In the given equation, y = -13x + 56k; b = -10
56k = -10
k = -10/56 = -5/28
