Answer:
19°
Step-by-step explanation:
180-64=116
116+45=161
180-161=19
2(-3-7)+5= <span>2(-10)+5= -20 + 5= -15
-15 is your final answer</span>
Answer:
ab - ac + db - dc
Step-by-step explanation:
you distribute the variables inside the parenthesis
Answer:
4x^2 +3x -7
Step-by-step explanation:
(4x^2 – 2x) + (5x - 7)
Combine like terms
4x^2 -2x+5x -7
4x^2 +3x -7
