Explain answer !! For part b only

Will give brainlst

x=-3 y=1

Step-by-step explanation:

Using the substitution method, since y=x+4, we plug x+4 into y of the top equation to find x. x+x+4=-2.⇒2x+4=-2⇒2x=-6⇒x=-3. Since x=-3 we plug that into y=x+4. y=x+4⇒y=-3+4⇒y=1

5x+2x=49

7x=49

x=7. 35 apples

your answer is 228

step-by-step explanation:

add the top and bottom bases together, then divide them by 2, then multiply by the height.