The opposite integer of 10 is -10
Answer:
x=5
Step-by-step explanation:
2x+5=15
-5 -5
________
2x+0=10
2x= 10
__ __
2 2 the 2 small lines just mean ÷
x=5

Area of shaded region = 34 cm²

Area of shaded region = Area of bigger rectangle - Area of smaller rectangle.
Area (big) :


Area (small) :


Area of shaded region :



Area of shaded region = 34 cm²
Hope this helps but I think the answer is 12.
<span>given value of x -4x+7 for x=-1
</span>-4x+7
=-4(-1) + 7
=4 +7
=11