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Chapter 12: Q41. (page 691)

Solve the equation. Check your solution.

4x+7=-113

Short Answer

Expert verified

The solution of equation is -30.

Step by step solution

01

Step 1. Given Information.

The given equation is 4x+7=-113.

02

Step 2. Calculation.

Solve the given equation by shifting the constant from left hand side to right hand side.

4x+7=鈭�1134x=鈭�113鈭�74x=鈭�120

Divide the equation by 4.

4x4=鈭�1204x=鈭�30

Hence, the value of x after solving the equation is -30.

03

Step 3. Check the answer

Substitute -30 for x in the given equation

4鈭�30+7=鈭�113鈭�120+7=鈭�113鈭�113=鈭�113

Since left side equal to the right side. Therefor the solution of the equation is -30.

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Most popular questions from this chapter

Tell whether the angles are corresponding, alternate, interior, or alternate exterior angles.

鈭�4and鈭�5

Tell whether the angles are complementary, supplementary, or neither.

m鈭�1=140掳m鈭�2=40掳

Tell whether the angles are corresponding, alternate, interior, or alternate exterior angles.

鈭�1and鈭�8

Draw a convex polygon that has exactly 8 interior angles.

Describe the pattern. (P.772)

3,11,19,27,鈥�
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