You would find the sign if the signs are not the same if you are dividing or multiplying its negitve if its the same its positive
When simplified,letter A will be your answer.
4-7x=15
Answer:
T = 67.5
V = 22.5
Step-by-step explanation:
The Sum of triangle angles = 180
180 = W + T + V
180 = 90 + 3X + X
X = 22.5
40 + 2 + 0.5 + 0.06 + 0.004